COD Plants: 235 species, 1287 photos | |||||
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photo Jun 20, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 15, 2009 Danada Forest Preserve ![]() | ||||
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fruit Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Aug 11, 2012 Prairie Walk Pond, Lisle ![]() ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
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photo May 11, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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plant May 4, 2023 Morton Arboretum ![]() ![]() | ||||
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spadix May 4, 2023 Morton Arboretum ![]() ![]() | ||||
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photo Aug 3, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 23, 2012 West Chicago Prairie ![]() ![]() | ||||
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photo May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
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fruit Jul 22, 2006 Waterfall Glen Forest Preserve ![]() ![]() | ||||
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photo May 22, 2007 Herrick Lake Forest Preserve ![]() ![]() | ||||
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colony May 22, 2007 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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flowers May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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fruit Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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fruit Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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fruit Jul 9, 2012 Danada Forest Preserve ![]() ![]() | ||||
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colony May 26, 2013 Danada Forest Preserve ![]() ![]() | ||||
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colony May 29, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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fruit Jul 14, 2013 Lincoln Marsh Forest Preserve ![]() ![]() | ||||
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fruit Jul 19, 2014 Blackwell Nursery Workday ![]() ![]() | ||||
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photo May 19, 2006 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
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photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
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fruit Jul 19, 2014 Blackwell Nursery Workday ![]() ![]() | ||||
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photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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fruit Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 13, 2013 Danada Forest Preserve ![]() ![]() | ||||
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photo Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 18, 2013 Danada Forest Preserve ![]() ![]() | ||||
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shrevei Jun 15, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
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shrevei May 27, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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shrevei seedling Jun 22, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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fruit Nov 4, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 27, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jul 5, 2014 McDowell Grove Forest Preserve ![]() ![]() | ||||
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Small Carpenter Bee Zadontomerus on Common Spiderwort Jun 5, 2015 McDowell Grove Forest Preserve ![]() ![]() ![]() | ||||
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Field Sparrow on Common Spiderwort Jun 8, 2016 Fermilab, Batavia ![]() ![]() ![]() | ||||
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photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
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photo Mar 31, 2007 Joliet Pilcher Park ![]() | ||||
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photo Apr 24, 2011 Danada Forest Preserve ![]() | ||||
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photo May 1, 2013 Danada Forest Preserve ![]() ![]() | ||||
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colony May 1, 2013 Danada Forest Preserve ![]() ![]() | ||||
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colony Apr 21, 2015 Danada Forest Preserve ![]() ![]() | ||||
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photo Apr 23, 2015 Danada Forest Preserve ![]() ![]() ![]() | ||||
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colony Apr 23, 2015 Danada Forest Preserve ![]() ![]() | ||||
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flowers Apr 23, 2015 Danada Forest Preserve ![]() ![]() | ||||
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photo Apr 24, 2015 Maple Grove Forest Preserve ![]() ![]() | ||||
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photo Apr 27, 2015 Danada Forest Preserve ![]() ![]() ![]() | ||||
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colony Apr 27, 2015 Danada Forest Preserve ![]() ![]() | ||||
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photo Apr 30, 2005 Elsen's Hill ![]() | ||||
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colony May 5, 2007 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
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photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
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photo May 7, 2013 Danada Forest Preserve ![]() | ||||
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photo Apr 27, 2015 Danada Forest Preserve ![]() ![]() ![]() | ||||
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fruit Jul 15, 2009 Danada Forest Preserve ![]() | ||||
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flowers Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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fruit Jul 10, 2012 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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flowers Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo May 22, 2015 McDowell Grove Forest Preserve ![]() ![]() | ||||
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photo Jul 3, 2015 McDowell Grove Forest Preserve ![]() ![]() | ||||
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photo Jun 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 2, 2009 Blackwell Forest Preserve ![]() | ||||
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culm May 27, 2012 Russell R. Kirt Prairie ![]() | ||||
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spike May 27, 2012 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 22, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 6, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
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photo Jun 25, 2012 DuPage Unitarian Universalist Church ![]() ![]() | ||||
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photo Jun 22, 2005 Springbrook Prairie ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jun 22, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seed head Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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flowers Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
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fruit Oct 8, 2011 COD Seed Collection ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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ligule Jul 31, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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Ruby Meadowhawk female on Big Bluestem Sep 4, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowers Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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plant Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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flowers Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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blade Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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blade Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
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inflorescence May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 22, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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photo Jul 16, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 22, 2006 Waterfall Glen Forest Preserve ![]() | ||||
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photo Jun 20, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jul 21, 2013 Starved Rock State Park, IL ![]() ![]() | ||||
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fruit Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jul 6, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo Jun 22, 2005 Springbrook Prairie ![]() | ||||
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photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 16, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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ligule Jul 31, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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fruit Sep 22, 2014 Danada Forest Preserve ![]() ![]() | ||||
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photo Jun 20, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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inflorescence Jun 13, 2013 Danada Forest Preserve ![]() ![]() | ||||
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Pyropyga Firefly on Timothy Jul 3, 2015 McDowell Grove Forest Preserve ![]() ![]() ![]() | ||||
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photo Jul 25, 2012 COD Naperville Campus ![]() ![]() | ||||
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photo Aug 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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flowers Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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stamens and stigmas Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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ligule Jun 25, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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ligule Jul 31, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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flowers Sep 2, 2014 Danada Forest Preserve ![]() ![]() | ||||
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Common Eastern Bumble Bee female on Indian Grass Sep 13, 2014 COD Seed Collection ![]() ![]() | ||||
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photo Jul 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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emergent Apr 19, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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emergent Apr 10, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jul 5, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 28, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Sep 17, 2011 COD Seed Collection ![]() | ||||
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photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Green Lacewing egg on Prairie Cord Grass Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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ligule Jul 31, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowers Aug 8, 2013 Cantera Commons, Warrenville ![]() ![]() | ||||
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photo Jul 18, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Apr 10, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruits Apr 10, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
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inflorescence Jul 12, 2005 Russell R. Kirt Prairie ![]() | ||||
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plant Jul 12, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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center red floret Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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photo Jul 15, 2012 Arrowhead Park ![]() ![]() | ||||
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Black Swallowtail female ovipositing on Queen Anne's Lace Aug 19, 2013 Danada Forest Preserve ![]() ![]() | ||||
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Carrot Seed Moth on Queen Anne's Lace Aug 20, 2014 Night Heron Marsh Forest Preserve ![]() ![]() ![]() | ||||
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Carrot Seed Moth on Queen Anne's Lace Aug 30, 2023 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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photo Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Feb 26, 2008 Russell R. Kirt Prairie ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 25, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 10, 2012 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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Leafcutter Bee female dorsal on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Transverse Flower Fly female on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() ![]() | ||||
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Leafcutter Bee female on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Common Drone Fly male hairy eyes on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Common Drone Fly male on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Wavy Mucksucker mating on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Transverse Flower Fly on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Great Golden Digger Wasp on Rattlesnake Master Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Wedge-shaped Beetle female on Rattlesnake Master Aug 1, 2013 COD Main Campus ![]() ![]() ![]() | ||||
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Archytas Bristle Fly on Rattlesnake Master Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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Orange-legged Furrow Bee on Rattlesnake Master Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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Common Greenbottle Fly on Rattlesnake Master Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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Margined Leatherwing mating on Rattlesnake Master Jul 20, 2014 Pioneer Park, Naperville ![]() ![]() ![]() | ||||
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photo Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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photo May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 15, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 18, 2014 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 22, 2005 Springbrook Prairie ![]() | ||||
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Orange Sulfur female on Common Ragweed Jul 1, 2014 Danada Forest Preserve ![]() ![]() | ||||
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photo Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 9, 2012 Danada Forest Preserve ![]() ![]() | ||||
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Liriomyza Leafminer Fly backlit mine on Giant Ragweed Sep 26, 2022 Arrowhead Park ![]() ![]() | ||||
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Liriomyza Leafminer Fly upperside mine on Giant Ragweed Sep 26, 2022 Arrowhead Park ![]() ![]() | ||||
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Liriomyza Leafminer Fly underside mine on Giant Ragweed Aug 30, 2023 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Liriomyza Leafminer Fly upperside mine on Giant Ragweed Aug 30, 2023 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Ambrosiae Powdery Mildew on Giant Ragweed Sep 14, 2023 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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Composite Leafminer Fly blotch mine on Burdock Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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Chrysanthemum Leafminer Fly upperside mine on Burdock Aug 15, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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photo Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Sep 27, 2018 COD Ecological Study Area ![]() ![]() | ||||
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Indian Plantain Leafminer Moth backlit mine on Pale Indian Plantain Oct 4, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Indian Plantain Leafminer Moth upperside mine on Pale Indian Plantain Oct 4, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jul 11, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo Aug 3, 2005 Russell R. Kirt Prairie ![]() | ||||
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flowers Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
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Margined Calligrapher female on Chicory Sep 1, 2013 Arrowhead Park ![]() ![]() | ||||
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Dialictus Sweat Bee flight on Chicory Sep 1, 2013 Arrowhead Park ![]() ![]() | ||||
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photo Jun 26, 2019 COD Naperville Campus ![]() ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jun 28, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Thistle Long-horned Bee female on Bull Thistle Aug 23, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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Nigripalpis Flea Beetle on Bull Thistle Aug 23, 2013 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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photo Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 13, 2007 Russell R. Kirt Prairie ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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photo Oct 8, 2014 Danada Forest Preserve ![]() ![]() | ||||
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photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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flower Jun 11, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Melissodes Long-horned Bee on Purple Coneflower Jun 17, 2015 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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Black Swallowtail male underside on Broad-leaved Purple Coneflower Jul 13, 2014 DuPage Unitarian Universalist Church ![]() ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() | ||||
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photo Aug 3, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Aug 11, 2012 Prairie Walk Pond, Lisle ![]() ![]() | ||||
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photo Jun 22, 2005 Springbrook Prairie ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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Yellow-collared Scape Moth on Tall Boneset Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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Yellow-shouldered Drone Fly male flying on Tall Boneset Aug 28, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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Yellow-shouldered Drone Fly male on Tall Boneset Aug 28, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 8, 2014 Danada Forest Preserve ![]() ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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Leionotus Potter Wasp on Common Boneset Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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Chinese Mantis male immature on Spotted Joe Pye Weed Jul 22, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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inflorescence Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Sep 11, 2009 Springbrook Prairie ![]() ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() | ||||
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photo Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
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photo Sep 12, 2008 Aurora University ![]() | ||||
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inflorescence Sep 27, 2018 COD Ecological Study Area ![]() ![]() | ||||
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panicle Sep 27, 2018 COD Ecological Study Area ![]() ![]() | ||||
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fruit Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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leaves Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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flowers Aug 21, 2016 Schulenberg Prairie ![]() ![]() | ||||
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Sunflower Headclipping Weevil on Prairie Sunflower Aug 21, 2016 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 22, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Jun 23, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 23, 2010 Chicago Northerly Island ![]() ![]() | ||||
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photo Aug 25, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 21, 2012 Volo Bog State Natural Area ![]() ![]() | ||||
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photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 11, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 3, 2014 McDowell Grove Forest Preserve ![]() ![]() | ||||
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False Milkweed Bug mating dorsal on False Sunflower Aug 10, 2016 Blackwell Forest Preserve ![]() ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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photo Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 4, 2013 Danada Forest Preserve ![]() | ||||
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photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo May 27, 2008 Springbrook Prairie ![]() ![]() | ||||
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flower Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowers Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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inflorescence Jul 18, 2005 Russell R. Kirt Prairie ![]() | ||||
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plants Jul 18, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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leaves Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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stem Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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flower Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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inflorescence Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
![]() |
photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
![]() |
photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Aug 8, 2013 Cantera Commons, Warrenville ![]() ![]() | ||||
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![]() |
photo May 27, 2008 Springbrook Prairie ![]() | ||||
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photo May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
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![]() |
photo Jun 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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fruit Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 25, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowering Jun 26, 2012 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
![]() |
European Drone Fly on Wild Quinine Jul 11, 2013 COD Main Campus ![]() ![]() | ||||
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Lucilia Greenbottle Fly on Wild Quinine Jul 11, 2013 COD Main Campus ![]() ![]() ![]() | ||||
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Ligated Furrow Bee on Wild Quinine Jul 17, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
Elateridae Click Beetle on Yellow Coneflower Jul 9, 2009 West Chicago Prairie ![]() ![]() | ||||
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photo Jul 21, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 24, 2010 Russell R. Kirt Prairie ![]() | ||||
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fruit Oct 8, 2011 COD Seed Collection ![]() ![]() | ||||
![]() |
photo Jun 28, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jul 17, 2014 Danada Forest Preserve ![]() ![]() | ||||
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![]() |
photo Jun 20, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
![]() |
photo Jun 22, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
![]() |
photo Jun 24, 2010 Russell R. Kirt Prairie ![]() | ||||
![]() |
seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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seedling Jun 19, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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photo Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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![]() |
photo Jul 21, 2005 Russell R. Kirt Prairie ![]() | ||||
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![]() |
photo Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jul 26, 2005 Russell R. Kirt Prairie ![]() | ||||
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cross section Sep 27, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Aug 25, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jul 9, 2012 Danada Forest Preserve ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
| |||||
![]() |
inflorescence Jun 29, 2005 COD Ecological Study Area ![]() | ||||
![]() |
inflorescence Jun 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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emergent Apr 19, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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chopped heads Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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Sunflower Headclipping Weevil on Compass Plant Jul 21, 2009 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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photo Jun 6, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Prairie Dock hybrid on Compass Plant Jun 6, 2012 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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ray florets Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 14, 2013 Lincoln Marsh Forest Preserve ![]() ![]() | ||||
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Nigripalpis Flea Beetle on Compass Plant Aug 23, 2013 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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seeds Sep 27, 2018 COD Ecological Study Area ![]() ![]() | ||||
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leaves Jul 29, 2021 James Woodworth Prairie ![]() ![]() | ||||
![]() |
stalk Jul 29, 2021 James Woodworth Prairie ![]() ![]() | ||||
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Prairie Dock hybrid on Compass Plant Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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Brown Ambrosia Aphid on Cup Plant Jun 17, 2007 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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ray florets Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
seedling May 8, 2013 COD Greenhouse ![]() | ||||
![]() |
photo Jul 14, 2013 Lincoln Marsh Forest Preserve ![]() ![]() | ||||
![]() |
Phytomyzinae Leafminer Fly backlit mine on Cup Plant Sep 17, 2022 Naperville ![]() ![]() | ||||
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Phytomyzinae Leafminer Fly upperside mine on Cup Plant Sep 17, 2022 Naperville ![]() ![]() | ||||
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![]() |
plant Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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plant Jun 6, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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plant Jun 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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flower Jul 23, 2012 West Chicago Prairie ![]() ![]() | ||||
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![]() |
photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
Philaenini True Spittlebug nymph on Tall Goldenrod Jun 15, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
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Brown Ambrosia Aphid on Tall Goldenrod Jun 17, 2009 COD Ecological Study Area ![]() ![]() | ||||
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photo Aug 23, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
Carbonifera Goldenrod Gall Midge galls on Tall Goldenrod Sep 6, 2022 Naperville ![]() ![]() ![]() ![]() | ||||
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Phytomyza Leafminer Fly backlit mine on Tall Goldenrod Sep 16, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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Phytomyza Leafminer Fly upperside mine on Tall Goldenrod Sep 16, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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Carbonifera Goldenrod Gall Midge backlit galls on Tall Goldenrod Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Carbonifera Goldenrod Gall Midge galls on Tall Goldenrod Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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![]() |
photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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![]() |
flowers Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
| |||||
![]() |
flowers Sep 13, 2005 Russell R. Kirt Prairie ![]() | ||||
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plants Sep 13, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Oct 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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Black-shouldered Drone Fly on Stiff Goldenrod Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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Narrow-headed Marsh Fly on Stiff Goldenrod Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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leaves Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Sep 27, 2014 Springbrook Prairie ![]() ![]() | ||||
![]() |
Melissodes Long-horned Bee dorsal on Stiff Goldenrod Sep 12, 2015 COD Seed Collection ![]() ![]() ![]() | ||||
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Melissodes Long-horned Bee flying on Stiff Goldenrod Sep 12, 2015 COD Seed Collection ![]() ![]() ![]() ![]() | ||||
| |||||
![]() |
Transverse Flower Fly female on Common Sow Thistle Jul 11, 2013 COD Main Campus ![]() ![]() | ||||
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flowers Jul 11, 2013 COD Main Campus ![]() ![]() | ||||
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leaves Jul 11, 2013 COD Main Campus ![]() ![]() | ||||
| |||||
![]() |
photo Jul 16, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
flowers Oct 8, 2011 COD Seed Collection ![]() | ||||
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leaves Oct 8, 2011 COD Seed Collection ![]() | ||||
![]() |
flowers Sep 9, 2014 Danada Forest Preserve ![]() ![]() | ||||
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Narrow Bucculatrix Moth linear backlit mine on Drummond's Aster Sep 20, 2022 Arrowhead Park ![]() ![]() | ||||
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Narrow Bucculatrix Moth linear mine on Drummond's Aster Sep 20, 2022 Arrowhead Park ![]() ![]() | ||||
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Narrow Bucculatrix Moth trumpet backlit caterpillar mine on Drummond's Aster Sep 20, 2022 Arrowhead Park ![]() ![]() | ||||
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Narrow Bucculatrix Moth trumpet mine on Drummond's Aster Sep 20, 2022 Arrowhead Park ![]() ![]() | ||||
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Ophiomyia parda Leafminer Fly underside mine on Drummond's Aster Aug 12, 2023 Hinsdale Prairie ![]() ![]() | ||||
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Ophiomyia parda Leafminer Fly upperside mine on Drummond's Aster Aug 12, 2023 Hinsdale Prairie ![]() ![]() | ||||
| |||||
![]() |
photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Oct 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Sep 17, 2011 COD Seed Collection ![]() | ||||
![]() |
photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Sep 14, 2013 COD Seed Collection ![]() ![]() | ||||
![]() |
Fiery Skipper male on Heath Aster Sep 14, 2013 COD Seed Collection ![]() ![]() ![]() | ||||
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Four-banded Stink Bug Hunter on Heath Aster Sep 14, 2013 COD Seed Collection ![]() ![]() | ||||
![]() |
Braconid Wasp female on Heath Aster Sep 23, 2013 Russell R. Kirt Prairie ![]() | ||||
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Braconid Wasp female profile on Heath Aster Sep 23, 2013 Russell R. Kirt Prairie ![]() | ||||
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Spotted Cucumber Beetle on Heath Aster Sep 23, 2013 Russell R. Kirt Prairie ![]() | ||||
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![]() |
photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
![]() |
Peck's Skipper on Smooth Blue Aster Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
| |||||
![]() |
photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
![]() |
photo Sep 23, 2012 Danada Forest Preserve ![]() ![]() | ||||
![]() |
photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
Common Eastern Bumble Bee hovering on New England Aster Sep 25, 2013 Lambert Lake, Glen Ellyn ![]() ![]() | ||||
![]() |
photo Sep 4, 2014 Danada Forest Preserve ![]() ![]() | ||||
![]() |
stem Sep 4, 2014 Danada Forest Preserve ![]() ![]() | ||||
![]() |
Common Eastern Bumble Bee hovering pollen basket on New England Aster Sep 27, 2014 Springbrook Prairie ![]() ![]() ![]() | ||||
![]() |
Common Eastern Bumble Bee hovering pollen baskets on New England Aster Sep 27, 2014 Springbrook Prairie ![]() ![]() ![]() | ||||
![]() |
Geometer Moth caterpillar on New England Aster Oct 7, 2014 Danada Forest Preserve ![]() ![]() | ||||
![]() |
Common Eastern Bumble Bee male face on New England Aster Oct 3, 2015 COD Seed Collection ![]() ![]() ![]() ![]() | ||||
![]() |
Common Eastern Bumble Bee male lateral on New England Aster Oct 3, 2015 COD Seed Collection ![]() ![]() ![]() ![]() | ||||
![]() |
Common Eastern Bumble Bee male on New England Aster Oct 22, 2016 COD Seed Collection ![]() ![]() ![]() | ||||
| |||||
![]() |
photo Sep 13, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
![]() |
European Drone Fly on Hairy Aster Sep 25, 2013 Lambert Lake, Glen Ellyn ![]() ![]() | ||||
![]() |
photo Sep 4, 2014 Danada Forest Preserve ![]() ![]() | ||||
![]() |
stem Sep 4, 2014 Danada Forest Preserve ![]() ![]() | ||||
| |||||
![]() |
photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
| |||||
![]() |
photo May 3, 2016 Danada Forest Preserve ![]() ![]() | ||||
| |||||
![]() |
photo May 26, 2013 Danada Forest Preserve ![]() ![]() | ||||
![]() |
fruit Jun 11, 2013 Danada Forest Preserve ![]() ![]() | ||||
![]() |
fruit Jun 8, 2016 Fermilab, Batavia ![]() ![]() | ||||
| |||||
![]() |
photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
![]() |
photo Mar 31, 2007 Joliet Pilcher Park ![]() | ||||
![]() |
photo May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
![]() |
photo Mar 31, 2012 COD Ecological Study Area ![]() ![]() | ||||
![]() |
photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
![]() |
photo May 3, 2015 Knoch Knolls Park, Naperville ![]() ![]() | ||||
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colony May 3, 2015 Knoch Knolls Park, Naperville ![]() ![]() | ||||
| |||||
![]() |
photo Apr 30, 2005 Elsen's Hill ![]() | ||||
![]() |
photo Apr 19, 2006 Willowbrook Wildlife Center ![]() | ||||
![]() |
photo Apr 29, 2008 Russell R. Kirt Prairie ![]() | ||||
| |||||
![]() |
photo May 27, 2008 Springbrook Prairie ![]() | ||||
![]() |
photo May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
| |||||
![]() |
photo Apr 19, 2006 Willowbrook Wildlife Center ![]() ![]() | ||||
![]() |
photo Mar 31, 2007 Joliet Pilcher Park ![]() | ||||
![]() |
photo May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
![]() |
photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
| |||||
![]() |
photo May 27, 2008 Springbrook Prairie ![]() ![]() | ||||
![]() |
photo May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
| |||||
![]() |
photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
![]() |
photo Jul 6, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
Cabbage White male on Charlock May 27, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
| |||||
![]() |
photo Jun 11, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
![]() |
photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
| |||||
![]() |
photo Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
![]() |
photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Jun 18, 2013 Danada Forest Preserve ![]() ![]() | ||||
![]() |
photo Jun 17, 2015 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
photo Sep 29, 2014 Hidden Lake Forest Preserve ![]() ![]() | ||||
![]() |
Green Cone-headed Planthopper dorsal on Pokeweed Aug 13, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
![]() |
Common Pirate Spider egg sac on Pokeweed Aug 13, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
![]() |
Green Cone-headed Planthopper lateral on Pokeweed Aug 13, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
![]() |
Citrus Flatid Planthopper nymph waxy filaments on Pokeweed Aug 13, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
| |||||
![]() |
emersa Aug 24, 2014 Herrick Lake Forest Preserve ![]() ![]() ![]() | ||||
![]() |
emersa short Sep 13, 2014 COD Seed Collection ![]() ![]() ![]() | ||||
| |||||
![]() |
inflorescence Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
![]() |
plant Sep 27, 2006 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Sep 1, 2013 Arrowhead Park ![]() ![]() | ||||
![]() |
Chickweed Moth male on Pennsylvania Knotweed Sep 1, 2013 Arrowhead Park ![]() ![]() | ||||
| |||||
![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
![]() |
photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
| |||||
![]() |
photo May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
fruit Jul 23, 2012 West Chicago Prairie ![]() ![]() | ||||
![]() |
fruit Aug 28, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
fruit Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
flowers Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
![]() |
fruit Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
![]() |
Dwarf Periodical Cicada on Gray Dogwood Jun 15, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
Spotted Spreadwing female on Gray Dogwood Jun 16, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
flowers May 4, 2012 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jul 10, 2012 Belmont Prairie, Downers Grove ![]() ![]() | ||||
![]() |
flowers Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
![]() |
Sawfly larva on Gray Dogwood Oct 6, 2014 Danada Forest Preserve ![]() ![]() | ||||
![]() |
Antispila Shield-bearing Moth underside mine on Gray Dogwood Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
Antispila Shield-bearing Moth upperside backlit mine on Gray Dogwood Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
Antispila Shield-bearing Moth upperside mine on Gray Dogwood Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
photo Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
![]() |
Polyphemus Moth cocoon on Red-osier Dogwood Apr 4, 2015 Morton Arboretum ![]() ![]() | ||||
| |||||
![]() |
fruit Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
fruit Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
![]() |
photo May 26, 2013 Danada Forest Preserve ![]() | ||||
![]() |
photo May 26, 2013 Russell R. Kirt Prairie ![]() | ||||
![]() |
Aulagromyza Leafminer Fly upperside mine on Amur Honeysuckle Aug 22, 2022 Arrowhead Park ![]() ![]() | ||||
![]() |
shrub Sep 8, 2023 Naperville ![]() | ||||
![]() |
Cornigera Leafminer Fly underside mine on Amur Honeysuckle Sep 8, 2023 Naperville ![]() | ||||
![]() |
Cornigera Leafminer Fly upperside mine on Amur Honeysuckle Sep 8, 2023 Naperville ![]() | ||||
| |||||
![]() |
photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
![]() |
photo Jun 13, 2007 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
![]() |
fruit Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
![]() |
fruit Jul 30, 2012 Willowbrook Wildlife Center ![]() | ||||
![]() |
fruit Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
| |||||
![]() |
leaf Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
plant Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
stipules Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo May 16, 2007 Lake Renwick ![]() ![]() | ||||
![]() |
photo May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
fruit Mar 19, 2009 Russell R. Kirt Prairie ![]() | ||||
![]() |
fruit Jun 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
![]() |
fruit Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
| |||||
![]() |
photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
![]() |
photo May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Mar 31, 2012 Willowbrook Wildlife Center ![]() | ||||
![]() |
photo Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 11, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo May 31, 2013 Morton Arboretum ![]() ![]() | ||||
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photo Jun 17, 2007 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 22, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jul 18, 2012 West Chicago Prairie ![]() ![]() | ||||
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Phlox Leafminer Fly upperside mine on Marsh Phlox Aug 12, 2023 Hinsdale Prairie ![]() ![]() | ||||
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flowers Jun 24, 2024 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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Eastern Carpenter Bee pollinia Aug 21, 2020 Morton Arboretum ![]() | ||||
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Eastern Carpenter Bee pollinia on Garden Phlox Aug 21, 2020 Morton Arboretum ![]() ![]() | ||||
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photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
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photo May 19, 2006 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Apr 9, 2012 COD Main Campus ![]() ![]() | ||||
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photo Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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buds May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 7, 2013 Danada Forest Preserve ![]() | ||||
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photo May 14, 2013 Danada Forest Preserve ![]() ![]() | ||||
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photo May 7, 2015 Danada Forest Preserve ![]() ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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photo May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
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colony May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
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photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 14, 2013 Danada Forest Preserve ![]() ![]() | ||||
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photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 31, 2013 Morton Arboretum ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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flower Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 4, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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flowers Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jul 10, 2012 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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inflorescence Jul 12, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jul 3, 2014 McDowell Grove Forest Preserve ![]() ![]() | ||||
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photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Jul 9, 2005 Springbrook Prairie ![]() | ||||
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pods Sep 13, 2005 Russell R. Kirt Prairie ![]() | ||||
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emergent Apr 19, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowers Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
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Baptisia Seed Pod Weevil eggs on White Wild Indigo Jun 21, 2006 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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Baptisia Seed Pod Weevil larvae on White Wild Indigo Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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Baptisia Seed Pod Weevil on White Wild Indigo Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 15, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
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Baptisia Seed Pod Weevil ovipositing on White Wild Indigo Jun 22, 2009 Schulenberg Prairie ![]() ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 27, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 11, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jul 26, 2014 Springbrook Prairie ![]() ![]() | ||||
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Baptisia Seed Pod Weevil on White Wild Indigo Sep 13, 2014 COD Seed Collection ![]() ![]() ![]() ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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flowers May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
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inflorescence May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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photo Jun 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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Black-and-gold Bumble Bee on White Prairie Clover Jul 17, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 12, 2005 Russell R. Kirt Prairie ![]() | ||||
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inflorescence Aug 3, 2005 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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photo May 27, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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photo Jun 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 25, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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Brown-belted Bumble Bee on Purple Prairie Clover Jul 11, 2013 COD Main Campus ![]() ![]() | ||||
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photo Jul 26, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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leaves Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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leaves Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Aug 3, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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Evergreen Bagworm on Honey Locust Dec 13, 2011 COD Main Campus ![]() ![]() ![]() | ||||
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Parmelioideae Shield Lichen on Honey Locust Sep 16, 2022 Arrowhead Park ![]() ![]() | ||||
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Lingzhi Bracket underside on Honey Locust Aug 28, 2023 Naperville ![]() ![]() | ||||
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Lingzhi Bracket upperside on Honey Locust Aug 28, 2023 Naperville ![]() ![]() | ||||
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photo Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Oct 18, 2006 Schulenberg Prairie ![]() | ||||
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photo Sep 11, 2009 Springbrook Prairie ![]() | ||||
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photo Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 27, 2009 Center for Green Technology ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jul 10, 2007 COD Naperville Campus ![]() ![]() | ||||
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photo Jun 22, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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Monarch female on Red Clover Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Orange Sulfur on Red Clover Jun 18, 2014 Danada Forest Preserve ![]() | ||||
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Orange Sulfur female on Red Clover Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Mar 17, 2012 Center for Green Technology ![]() | ||||
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photo May 31, 2013 Morton Arboretum ![]() ![]() | ||||
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photo Jun 11, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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4 5 leaflets Oct 4, 2016 COD Main Campus ![]() ![]() ![]() | ||||
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photo May 19, 2006 Blackwell Forest Preserve ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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fruit Jun 26, 2012 Pat's Yard ![]() | ||||
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fruit Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
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photo Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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Jumping Oak Gall Wasp underside galls on White Oak Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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Hedgehog Gall Wasp gall on White Oak Feb 26, 2008 Russell R. Kirt Prairie ![]() | ||||
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fruit Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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buds Jun 6, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Hedgehog Gall Wasp gall Lacewing egg on White Oak Jul 29, 2021 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Wart Gall Wasp underside gall on White Oak Aug 6, 2022 Herrick Lake Forest Preserve ![]() ![]() ![]() ![]() | ||||
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Oak Wart Gall Wasp upperside gall on White Oak Aug 6, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Parornix Leafminer Moth backlit mine on White Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Pygmy Leafminer Moth backlit mine on White Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Parornix Leafminer Moth upperside mine on White Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Pygmy Leafminer Moth upperside mine on White Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Dwarf Periodical Cicada female ovipositing on White Oak Jun 9, 2024 Arrowhead Park ![]() ![]() ![]() | ||||
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Pharaoh Periodical Cicada female ovipositing on White Oak Jun 10, 2024 Arrowhead Park ![]() ![]() ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
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fruit Sep 7, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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Lobed Oak Gall Wasp galls on Swamp White Oak Sep 7, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Aug 23, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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Lobed Oak Gall Wasp galls on Swamp White Oak Aug 23, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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Lobed Oak Gall Wasp galls on Swamp White Oak Sep 3, 2015 Danada Forest Preserve ![]() ![]() ![]() | ||||
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Lobed Oak Gall Wasp galls on Swamp White Oak Sep 10, 2015 Russell R. Kirt Prairie ![]() ![]() ![]() ![]() | ||||
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Oak Rough Bulletgall Wasp galls on Swamp White Oak Aug 25, 2016 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Rough Bulletgall Wasp gall on Swamp White Oak Aug 31, 2021 Naperville ![]() ![]() ![]() ![]() ![]() | ||||
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Oak Rough Bulletgall Wasp gall on Swamp White Oak Sep 5, 2021 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Petiole Gall Wasp galls on Swamp White Oak Sep 5, 2021 Naperville ![]() ![]() | ||||
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Lobed Oak Gall Wasp galls on Swamp White Oak Sep 5, 2021 Russell R. Kirt Prairie ![]() ![]() | ||||
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Conical Oak Gall Wasp underside galls on Swamp White Oak Sep 5, 2021 Russell R. Kirt Prairie ![]() ![]() ![]() ![]() ![]() | ||||
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Asian Lady Beetle larva on Swamp White Oak Jun 13, 2022 Naperville ![]() ![]() | ||||
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Asian Lady Beetle pupa on Swamp White Oak Jun 13, 2022 Naperville ![]() ![]() | ||||
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branch Sep 21, 2023 DuPage County ![]() ![]() | ||||
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trunk Sep 21, 2023 DuPage County ![]() ![]() | ||||
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Oak Button Gall Wasp underside galls on Swamp White Oak Sep 21, 2023 DuPage County ![]() ![]() | ||||
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Oak Button Gall Wasp upperside galls on Swamp White Oak Sep 21, 2023 DuPage County ![]() ![]() | ||||
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photo Jul 18, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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Candleflame Lichen on Bur Oak Oct 18, 2005 Russell R. Kirt Prairie ![]() | ||||
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Dwarf Periodical Cicada egg slits on Bur Oak Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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buds Feb 26, 2008 Russell R. Kirt Prairie ![]() | ||||
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fruit Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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Acorn Moth on Bur Oak Nov 4, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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Diplopoda Millipede on Bur Oak Nov 4, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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Evergreen Bagworm on Bur Oak Dec 13, 2011 COD Main Campus ![]() ![]() | ||||
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male flowers Mar 31, 2012 COD Ecological Study Area ![]() | ||||
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photo Jun 6, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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Eastern Kingbird on Bur Oak Jul 16, 2012 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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Jewel Oak Gall Wasp underside gall on Bur Oak Aug 30, 2021 Arrowhead Park ![]() ![]() ![]() ![]() ![]() | ||||
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Conical Oak Gall Wasp underside galls on Bur Oak Aug 30, 2021 Arrowhead Park ![]() ![]() ![]() ![]() ![]() | ||||
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Jewel Oak Gall Wasp underside gall on Bur Oak Jun 24, 2022 Herrick Lake Forest Preserve ![]() ![]() ![]() ![]() | ||||
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Druon ignotum Oak Gall Wasp underside galls on Bur Oak Jun 24, 2022 Herrick Lake Forest Preserve ![]() ![]() ![]() ![]() | ||||
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Jewel Oak Gall Wasp underside gall on Bur Oak Jul 19, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Neosymydobius Aphid underside on Bur Oak Aug 6, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Oak Blister Gall Mite open gall on Bur Oak Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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Jewel Oak Gall Wasp open gall on Bur Oak Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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Oak Blister Gall Mite upperside gall on Bur Oak Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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Jewel Oak Gall Wasp upperside gall on Bur Oak Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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Oak Pygmy Leafminer Moth upperside mine on Bur Oak Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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Solitary Oak Leafminer Moth backlit caterpillar mine on Bur Oak Sep 26, 2022 Arrowhead Park ![]() ![]() | ||||
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Solitary Oak Leafminer Moth upperside mine on Bur Oak Sep 26, 2022 Arrowhead Park ![]() ![]() | ||||
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Oak Pygmy Leafminer Moth backlit mines on Bur Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Blister Gall Mite open gall on Bur Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Blister Gall Mite upperside galls on Bur Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oak Pygmy Leafminer Moth upperside mines on Bur Oak Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Druon ignotum Oak Gall Wasp underside gall on Bur Oak Oct 10, 2022 Arrowhead Park ![]() ![]() | ||||
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Bur Oak Leafminer Moth upperside mine on Bur Oak Sep 9, 2023 Whalon Lake, Naperville ![]() ![]() | ||||
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photo Sep 7, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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Oak Rough Bulletgall Wasp gall on Chinquapin Oak Jul 20, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
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leaves Jul 20, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
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Oak Rough Bulletgall Wasp open gall on Chinquapin Oak Jul 20, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
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trunk Jul 20, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
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Scissor Grinder female molting from nymph on Chinquapin Oak Aug 20, 2022 Arrowhead Park ![]() | ||||
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catkin buds May 5, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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catkins May 5, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Sep 7, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Apr 18, 2012 Russell R. Kirt Prairie ![]() | ||||
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catkins Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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female flower Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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buds Aug 22, 2022 Arrowhead Park ![]() ![]() | ||||
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Oak majalis Gall Midge gall on Pin Oak Aug 22, 2022 Arrowhead Park ![]() ![]() | ||||
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leaves Aug 22, 2022 Arrowhead Park ![]() ![]() | ||||
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leaves May 30, 2023 Naperville ![]() ![]() | ||||
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Succulent Oak Gall Wasp open gall on Pin Oak May 30, 2023 Naperville ![]() ![]() | ||||
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trunk May 30, 2023 Naperville ![]() ![]() | ||||
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Succulent Oak Gall Wasp underside gall on Pin Oak May 30, 2023 Naperville ![]() ![]() | ||||
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buds Feb 26, 2008 Russell R. Kirt Prairie ![]() | ||||
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photo Sep 7, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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catkins Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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female flower Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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acorn cap Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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buds Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Larger Empty Oak Apple Wasp empty gall on Red Oak Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() ![]() ![]() | ||||
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Larger Empty Oak Apple Wasp gall on Red Oak Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() ![]() ![]() | ||||
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leaves Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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trunk Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Oak Leaf Gall Midge upperside galls on Red Oak Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() ![]() ![]() | ||||
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acorns Jul 2, 2022 Naperville ![]() ![]() | ||||
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Oak majalis Gall Midge gall on Red Oak Jul 2, 2022 Naperville ![]() ![]() | ||||
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leaves Jul 2, 2022 Naperville ![]() ![]() | ||||
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trunk Jul 2, 2022 Naperville ![]() ![]() | ||||
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photo Jul 22, 2006 Waterfall Glen Forest Preserve ![]() ![]() | ||||
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leaves May 16, 2015 Pembroke Savanna, Kankakee IL ![]() ![]() | ||||
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trunk May 16, 2015 Pembroke Savanna, Kankakee IL ![]() ![]() | ||||
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![]() |
Green Lacewing egg on Black Walnut May 19, 2006 Blackwell Forest Preserve ![]() ![]() | ||||
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leaf scar Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
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Clastoptera Spittlebug nymph on Black Walnut Jun 22, 2009 Schulenberg Prairie ![]() ![]() | ||||
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fruit Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruits Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 9, 2012 Danada Forest Preserve ![]() ![]() | ||||
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fruit Sep 19, 2014 Hidden Lake Forest Preserve ![]() ![]() | ||||
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Walnut Leafminer Moth backlit mine on Black Walnut Sep 30, 2022 Naperville ![]() ![]() | ||||
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Walnut Leafminer Moth upperside mine on Black Walnut Sep 30, 2022 Naperville ![]() ![]() | ||||
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![]() |
plant Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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plant Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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plant Jun 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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flower Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowers Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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plant Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
![]() |
Fiery Skipper male on Hemp Dogbane Jul 24, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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plant Jul 24, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
plant Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
![]() |
Meadow Froghopper nymph bubble on Hemp Dogbane Jun 16, 2015 Egermann Woods Forest Preserve ![]() ![]() | ||||
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Dogbane Beetle on Hemp Dogbane Jul 5, 2015 Herrick Lake Forest Preserve ![]() ![]() | ||||
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![]() |
photo Jul 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
![]() |
photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Jul 7, 2010 Russell R. Kirt Prairie ![]() | ||||
![]() |
fruit Sep 17, 2011 COD Seed Collection ![]() | ||||
![]() |
seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
seedling Jun 19, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
Oleander Aphid on Swamp Milkweed Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
colony Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
inflorescence Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
![]() |
seeding May 7, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
![]() |
photo Jun 28, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
seeding May 8, 2013 COD Greenhouse ![]() | ||||
| |||||
![]() |
pollinia Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
![]() |
Gray Garden Slug on Common Milkweed Aug 31, 2007 Slugs ![]() ![]() | ||||
![]() |
Small-lined Acrobat Ant Oleander Aphid on Common Milkweed Sep 4, 2007 COD Naperville Campus ![]() ![]() | ||||
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Small-lined Acrobat Ant Oleander Aphid on Common Milkweed Sep 4, 2007 COD Naperville Campus ![]() ![]() | ||||
![]() |
Large Milkweed Bug pod on Common Milkweed Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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European Honey Bee dead on Common Milkweed Jun 21, 2012 Volo Bog State Natural Area ![]() ![]() ![]() | ||||
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European Honey Bee pollinia on Common Milkweed Jul 9, 2012 Danada Forest Preserve ![]() ![]() | ||||
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Great Golden Digger Wasp dorsal on Common Milkweed Jul 25, 2012 COD Naperville Campus ![]() ![]() | ||||
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Milkweed Tussock Moth on Common Milkweed Jul 25, 2012 COD Naperville Campus ![]() ![]() | ||||
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Great Golden Digger Wasp on Common Milkweed Jul 25, 2012 COD Naperville Campus ![]() ![]() | ||||
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Large Milkweed Bug pod on Common Milkweed Sep 23, 2012 Danada Forest Preserve ![]() ![]() | ||||
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European Honey Bee landing on Common Milkweed Jun 28, 2013 BP Naperville ![]() ![]() | ||||
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European Honey Bee pollinia on Common Milkweed Jul 11, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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Hummingbird Clearwing hovers on Common Milkweed Jul 14, 2013 Lincoln Marsh Forest Preserve ![]() ![]() ![]() | ||||
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Milkweed Tussock Moth on Common Milkweed Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
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Large Milkweed Bug pod on Common Milkweed Aug 28, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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Large Milkweed Bug molted exuviae on Common Milkweed Sep 14, 2013 COD Seed Collection ![]() ![]() ![]() | ||||
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Large Milkweed Bug pod on Common Milkweed Sep 14, 2013 COD Seed Collection ![]() ![]() ![]() ![]() | ||||
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photo Jun 24, 2014 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Monarch female ovipositing on Common Milkweed Jul 26, 2014 Springbrook Prairie ![]() ![]() ![]() | ||||
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Monarch yellow egg on Common Milkweed Jul 26, 2014 Springbrook Prairie ![]() ![]() | ||||
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European Honey Bee dead on Common Milkweed Jul 9, 2016 Arrowhead Park ![]() ![]() | ||||
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Monarch egg on Common Milkweed Jul 23, 2020 Morton Arboretum ![]() ![]() | ||||
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Milkweed Leafminer Fly backlit mine on Common Milkweed Sep 6, 2022 Naperville ![]() ![]() | ||||
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Milkweed Leafminer Fly upperside mine on Common Milkweed Sep 6, 2022 Naperville ![]() ![]() | ||||
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photo Jun 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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photo Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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photo Aug 25, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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Oleander Aphid on Butterfly Milkweed Oct 8, 2011 COD Seed Collection ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 11, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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flowers Jun 24, 2024 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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plant Jun 24, 2024 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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fruit Oct 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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plant Oct 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 11, 2007 Bluff Spring Fen, Elgin ![]() | ||||
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fruit Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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photo Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Apr 28, 2015 Danada Forest Preserve ![]() ![]() | ||||
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![]() |
photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
![]() |
photo Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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photo Jul 30, 2012 Willowbrook Wildlife Center ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
![]() |
photo Aug 19, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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![]() |
photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 17, 2015 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo May 15, 2006 Naperville Riverwalk ![]() | ||||
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photo May 19, 2006 Blackwell Forest Preserve ![]() ![]() | ||||
![]() |
photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
![]() |
photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
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photo May 14, 2013 Danada Forest Preserve ![]() ![]() | ||||
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colony May 19, 2013 Danada Forest Preserve ![]() ![]() | ||||
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photo May 7, 2015 Danada Forest Preserve ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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photo Jul 18, 2012 West Chicago Prairie ![]() ![]() | ||||
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photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
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photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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![]() |
photo Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
![]() |
photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 25, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Fiery Skipper male on Wild Bergamot Jul 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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Yellow Bumble Bee hovering on Wild Bergamot Aug 14, 2013 Cantera Commons, Warrenville ![]() ![]() ![]() | ||||
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photo Jul 16, 2014 Danada Forest Preserve ![]() ![]() | ||||
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Black-and-gold Bumble Bee on Wild Bergamot Jul 16, 2014 Danada Forest Preserve ![]() ![]() | ||||
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Monarda Powdery Mildew on Wild Bergamot Aug 22, 2023 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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photo Jul 10, 2007 COD Naperville Campus ![]() ![]() | ||||
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photo Apr 9, 2008 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 25, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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flower Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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photo Aug 25, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Eastern Carpenter Bee on False Dragonhead Aug 18, 2013 Arrowhead Park ![]() ![]() | ||||
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photo Oct 11, 2014 Arrowhead Park ![]() ![]() | ||||
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photo Jul 22, 2006 Waterfall Glen Forest Preserve ![]() | ||||
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photo Jul 19, 2014 Blackwell Nursery Workday ![]() ![]() | ||||
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![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Jul 12, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 6, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Halictidae Sweat Bee on Common Mountain Mint Jul 30, 2012 Willowbrook Wildlife Center ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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Two-spotted Bumble Bee on Common Mountain Mint Jul 23, 2013 COD Main Campus ![]() ![]() | ||||
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Eastern Calligrapher female on Common Mountain Mint Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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Four-banded Stink Bug Hunter on Common Mountain Mint Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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European Drone Fly on Common Mountain Mint Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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Dark Paper Wasp on Common Mountain Mint Aug 1, 2013 COD Main Campus ![]() ![]() | ||||
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Four-banded Stink Bug Hunter on Common Mountain Mint Jul 14, 2020 Arrowhead Park ![]() ![]() | ||||
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Four-banded Stink Bug Hunter male on Common Mountain Mint Jul 17, 2020 Naperville ![]() ![]() | ||||
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flower Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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flowers Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 15, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 11, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 14, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 16, 2015 Egermann Woods Forest Preserve ![]() ![]() | ||||
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photo Jul 26, 2005 Russell R. Kirt Prairie ![]() | ||||
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leaves Jul 27, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 28, 2005 Russell R. Kirt Prairie ![]() | ||||
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flower Jul 28, 2005 Russell R. Kirt Prairie ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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![]() |
photo Jun 29, 2009 Naperville Riverwalk ![]() ![]() | ||||
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photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
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photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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seedling May 8, 2013 COD Greenhouse ![]() | ||||
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![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
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flowers Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
![]() |
photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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Peck's Skipper face on Hoary Vervain Aug 16, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Aug 19, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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photo Aug 8, 2013 Cantera Commons, Warrenville ![]() ![]() | ||||
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![]() |
photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
![]() |
photo Jul 10, 2012 Belmont Prairie, Downers Grove ![]() ![]() | ||||
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photo Jul 18, 2012 West Chicago Prairie ![]() ![]() | ||||
![]() |
photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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seeds Jan 25, 2013 COD Seed processing ![]() ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo Oct 11, 2004 Naperville Riverwalk ![]() | ||||
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Common Sunburst Lichen on White Poplar Apr 1, 2023 Dan Jerusalem Hotel, Israel ![]() ![]() | ||||
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leaves Apr 1, 2023 Dan Jerusalem Hotel, Israel ![]() ![]() | ||||
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trunk Apr 1, 2023 Dan Jerusalem Hotel, Israel ![]() ![]() | ||||
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![]() |
photo Oct 30, 2004 Naperville Riverwalk ![]() | ||||
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fruit Jun 7, 2011 COD Westmont Center ![]() ![]() | ||||
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Aspen Serpentine Leafminer Moth serpentine mine on Cottonwood Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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Poplar Petiole Gall Aphid gall on Cottonwood Oct 8, 2011 COD Seed Collection ![]() ![]() | ||||
![]() |
Black Carpenter Ant Poplar Aphid on Cottonwood Aug 24, 2013 Wild Ones Field Trip ![]() ![]() ![]() | ||||
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Black Carpenter Ant Poplar Aphid on Cottonwood Aug 24, 2013 Wild Ones Field Trip ![]() ![]() ![]() | ||||
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male catkin May 5, 2014 Russell R. Kirt Prairie | ||||
![]() |
Poplar Leaf-base Gall Aphid gall on Cottonwood Jul 6, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
![]() |
Cottonwood Leafminer Moth backlit mine on Cottonwood Sep 19, 2022 Naperville ![]() ![]() | ||||
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Cottonwood Leafminer Moth upperside mine on Cottonwood Sep 19, 2022 Naperville ![]() ![]() | ||||
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![]() |
bark Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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leaves Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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plant Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo Apr 19, 2006 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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photo Apr 24, 2011 Danada Forest Preserve ![]() | ||||
![]() |
f priceana Mar 31, 2012 Willowbrook Wildlife Center ![]() | ||||
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leaves Jun 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 7, 2013 Danada Forest Preserve ![]() | ||||
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photo Apr 27, 2015 Danada Forest Preserve ![]() ![]() ![]() | ||||
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![]() |
photo Aug 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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Mallow Leafminer Fly underside mine on Velvet Leaf Sep 8, 2023 Naperville ![]() | ||||
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Mallow Leafminer Fly upperside mine on Velvet Leaf Sep 8, 2023 Naperville ![]() | ||||
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![]() |
fruit Jun 7, 2011 COD Westmont Center ![]() ![]() | ||||
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photo Jul 16, 2012 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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Lime Nail Gall Mite tip galls on American Linden Jul 5, 2022 Naperville ![]() ![]() | ||||
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Lime Nail Gall Mite upperside galls on American Linden Jul 5, 2022 Naperville ![]() ![]() | ||||
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fruit Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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Citrina Gall Midge gall on American Linden Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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leaves Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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trunk Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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Linden Wart Gall Midge underside gall on American Linden Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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Linden Wart Gall Midge upperside gall on American Linden Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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![]() |
photo Jul 12, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 22, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo Jul 14, 2005 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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seedling Jul 5, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Aug 19, 2013 Danada Forest Preserve ![]() ![]() | ||||
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carpenter bee Aug 20, 2014 Night Heron Marsh Forest Preserve ![]() ![]() | ||||
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![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
![]() |
photo Oct 1, 2010 Russell R. Kirt Prairie ![]() | ||||
![]() |
photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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photo Sep 29, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo Jun 8, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
photo May 31, 2013 Morton Arboretum ![]() ![]() | ||||
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photo Jun 2, 2015 Mayslake Forest Preserve ![]() ![]() | ||||
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![]() |
photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
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flower May 5, 2005 Blackwell Forest Preserve ![]() | ||||
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photo May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
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flower May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
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bud Mar 31, 2012 Willowbrook Wildlife Center ![]() | ||||
![]() |
flowers Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
![]() |
flowers Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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![]() |
photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
![]() |
photo Apr 19, 2006 Willowbrook Wildlife Center ![]() ![]() | ||||
![]() |
photo May 19, 2006 Blackwell Forest Preserve ![]() ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
![]() |
photo May 6, 2010 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Apr 24, 2011 Danada Forest Preserve ![]() | ||||
![]() |
photo Apr 21, 2012 Blackwell Forest Preserve ![]() ![]() | ||||
![]() |
photo Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 19, 2013 Danada Forest Preserve ![]() ![]() | ||||
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fruit Jul 21, 2013 Starved Rock State Park, IL ![]() ![]() | ||||
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photo May 7, 2015 Danada Forest Preserve ![]() ![]() | ||||
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![]() |
photo Jun 22, 2009 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Jul 15, 2009 Danada Forest Preserve ![]() | ||||
![]() |
fruit Nov 1, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Jul 21, 2013 Starved Rock State Park, IL ![]() ![]() | ||||
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![]() |
photo Apr 28, 2005 Blackwell Forest Preserve ![]() | ||||
![]() |
photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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photo Apr 26, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 19, 2013 Danada Forest Preserve ![]() ![]() | ||||
![]() |
Columbine Leafminer Fly upperside mine on Wild Columbine Sep 19, 2022 Naperville ![]() ![]() ![]() | ||||
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photo Mar 31, 2007 Joliet Pilcher Park ![]() | ||||
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photo May 27, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Apr 24, 2015 Maple Grove Forest Preserve ![]() ![]() | ||||
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colony Apr 24, 2015 Maple Grove Forest Preserve ![]() ![]() | ||||
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flower Apr 24, 2015 Maple Grove Forest Preserve ![]() ![]() ![]() | ||||
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Greater Bee Fly on False Rue Anemone Apr 24, 2015 Maple Grove Forest Preserve ![]() ![]() ![]() | ||||
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![]() |
photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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male Jun 8, 2016 Fermilab, Batavia ![]() ![]() | ||||
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![]() |
photo May 3, 2005 Danada Forest Preserve ![]() | ||||
![]() |
photo May 4, 2008 Knoch Knolls Park, Naperville ![]() ![]() | ||||
| |||||
![]() |
photo Jun 24, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 8, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
photo Jun 16, 2012 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Jul 10, 2012 Belmont Prairie, Downers Grove ![]() ![]() | ||||
| |||||
![]() |
photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
![]() |
fruit Jun 21, 2012 Volo Bog State Natural Area ![]() ![]() | ||||
| |||||
![]() |
photo Jun 7, 2011 COD Westmont Center ![]() | ||||
![]() |
fruit Sep 13, 2011 Russell R. Kirt Prairie ![]() | ||||
![]() |
Fall Webworm Moth caterpillar on Common Buckthorn Oct 8, 2014 Danada Forest Preserve ![]() ![]() | ||||
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![]() |
photo Jul 19, 2012 COD Ecological Study Area ![]() ![]() | ||||
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fruit Oct 9, 2020 COD Main Campus ![]() ![]() | ||||
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hand Oct 9, 2020 COD Main Campus ![]() ![]() | ||||
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![]() |
photo Oct 30, 2004 Naperville Riverwalk ![]() | ||||
![]() |
photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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fruit Jun 29, 2005 COD Ecological Study Area ![]() | ||||
![]() |
fruit Jun 13, 2006 COD Ecological Study Area ![]() ![]() | ||||
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photo Jun 16, 2015 Egermann Woods Forest Preserve ![]() ![]() | ||||
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fruit Jun 16, 2015 Egermann Woods Forest Preserve ![]() ![]() ![]() | ||||
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sidewalk Jun 16, 2015 Egermann Woods Forest Preserve ![]() ![]() | ||||
| |||||
![]() |
photo May 31, 2013 Morton Arboretum ![]() ![]() | ||||
![]() |
photo Apr 25, 2014 Springbrook Prairie ![]() ![]() | ||||
![]() |
Cedar-Quince Rust aecia on Cockspur Hawthorn Sep 13, 2015 Cress Creek Square, Naperville ![]() ![]() | ||||
![]() |
Cedar-Quince Rust fruit on Cockspur Hawthorn Sep 13, 2015 Cress Creek Square, Naperville ![]() ![]() ![]() | ||||
![]() |
Codling Moth larva head on Cockspur Hawthorn Sep 13, 2015 Cress Creek Square, Naperville ![]() ![]() | ||||
![]() |
Codling Moth larva on Cockspur Hawthorn Sep 13, 2015 Cress Creek Square, Naperville ![]() ![]() | ||||
![]() |
Cedar-Quince Rust tubes on Cockspur Hawthorn Sep 13, 2015 Cress Creek Square, Naperville ![]() ![]() | ||||
![]() |
Hawthorn Gall Midge underside gall on Cockspur Hawthorn Oct 2, 2022 Danada Forest Preserve ![]() ![]() | ||||
![]() |
Hawthorn Gall Midge upperside gall on Cockspur Hawthorn Oct 2, 2022 Danada Forest Preserve ![]() ![]() | ||||
| |||||
![]() |
photo Jul 9, 2005 Springbrook Prairie ![]() | ||||
![]() |
photo Jun 29, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jun 16, 2007 Wolf Road Prairie ![]() ![]() | ||||
![]() |
photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
![]() |
photo Jun 27, 2009 Center for Green Technology ![]() | ||||
![]() |
fruit Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
![]() |
seedling May 7, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
seedling Jun 18, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jun 28, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
seedling May 8, 2013 COD Greenhouse ![]() | ||||
| |||||
![]() |
photo May 11, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
![]() |
photo May 29, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
![]() |
photo May 13, 2015 Morton Arboretum ![]() ![]() | ||||
| |||||
![]() |
photo Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Jun 13, 2007 Russell R. Kirt Prairie ![]() | ||||
| |||||
![]() |
flower May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
plant May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo Mar 15, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
![]() |
photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
![]() |
photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
| |||||
![]() |
photo May 15, 2006 Naperville Riverwalk ![]() | ||||
![]() |
photo May 19, 2006 Blackwell Forest Preserve ![]() ![]() | ||||
![]() |
Black Cherry Leaf Gall Mite upperside galls on Black Cherry Aug 15, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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Cherry Leaf Spot underside on Black Cherry Sep 7, 2022 Danada Forest Preserve ![]() ![]() | ||||
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Cherry Leaf Spot upperside on Black Cherry Sep 7, 2022 Danada Forest Preserve ![]() ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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fruit Jul 11, 2005 Russell R. Kirt Prairie ![]() ![]() | ||||
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flower Jun 8, 2006 Russell R. Kirt Prairie ![]() | ||||
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photo Jul 29, 2007 Bluff Spring Fen, Elgin ![]() ![]() | ||||
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flower May 28, 2008 Russell R. Kirt Prairie ![]() ![]() | ||||
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fruit Sep 13, 2011 Russell R. Kirt Prairie ![]() ![]() | ||||
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colony May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 31, 2013 Morton Arboretum ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 15, 2009 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 29, 2013 Herrick Lake Forest Preserve ![]() | ||||
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photo Jun 11, 2013 Danada Forest Preserve ![]() ![]() | ||||
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photo Jun 3, 2015 Danada Forest Preserve ![]() ![]() | ||||
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flowers Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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inflorescence Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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peduncle Jun 22, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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plant Jun 22, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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stipule Jun 22, 2007 Blackwell Forest Preserve ![]() ![]() | ||||
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photo Jun 25, 2007 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 27, 2009 Center for Green Technology ![]() ![]() | ||||
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stipules Jul 15, 2009 Danada Forest Preserve ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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photo Jul 14, 2013 Lincoln Marsh Forest Preserve ![]() ![]() | ||||
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stipules Jul 14, 2013 Lincoln Marsh Forest Preserve ![]() ![]() | ||||
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photo Sep 29, 2006 Schulenberg Prairie ![]() ![]() | ||||
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photo May 22, 2007 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 17, 2009 COD Ecological Study Area ![]() ![]() | ||||
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fruit Jul 18, 2012 West Chicago Prairie ![]() ![]() | ||||
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photo May 29, 2013 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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photo Jun 3, 2015 Danada Forest Preserve ![]() ![]() | ||||
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fruit Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo May 25, 2007 Russell R. Kirt Prairie ![]() | ||||
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photo May 24, 2008 Starved Rock State Park, IL ![]() ![]() | ||||
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fruit Jun 23, 2010 Russell R. Kirt Prairie ![]() | ||||
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fruit Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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fruit Jul 9, 2014 Burlington Park, Naperville ![]() ![]() | ||||
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Agromyza vockerothi Leafminer Fly blotch mine on Black Raspberry Aug 12, 2023 Hinsdale Prairie ![]() ![]() | ||||
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photo Sep 18, 2013 Russell R. Kirt Prairie ![]() | ||||
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Red-tailed Hawk perching front on Siberian Elm Feb 2, 2017 Naperville ![]() ![]() ![]() | ||||
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Scissor Grinder teneral molting from nymph on Siberian Elm Aug 15, 2022 Arrowhead Park ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo Oct 1, 2010 Russell R. Kirt Prairie ![]() ![]() | ||||
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White-footed Mouse female on Staghorn Sumac Nov 3, 2011 Russell R. Kirt Prairie ![]() ![]() ![]() | ||||
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Downy Woodpecker male on Staghorn Sumac Mar 20, 2016 Herrick Lake Forest Preserve ![]() ![]() ![]() | ||||
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Common Greenshield Lichen on Staghorn Sumac May 17, 2023 Chicago Montrose Harbor ![]() ![]() | ||||
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Physcia Rosette Lichen on Staghorn Sumac May 17, 2023 Chicago Montrose Harbor ![]() ![]() | ||||
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Teloschistaceae Sunburst Lichen on Staghorn Sumac May 17, 2023 Chicago Montrose Harbor ![]() ![]() | ||||
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Powdery Sunburst Lichen on Staghorn Sumac May 17, 2023 Chicago Montrose Harbor ![]() ![]() | ||||
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branch May 17, 2023 Chicago Montrose Harbor ![]() ![]() | ||||
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photo Jul 22, 2006 Waterfall Glen Forest Preserve ![]() | ||||
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photo May 28, 2011 St. James Farm, Winfield ![]() ![]() | ||||
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photo Jun 18, 2012 Schulenberg Prairie ![]() ![]() | ||||
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photo Jul 9, 2012 Danada Forest Preserve ![]() ![]() | ||||
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photo May 7, 2013 Danada Forest Preserve ![]() | ||||
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flowers Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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Poison Ivy Leaf Mite leaf galls on Poison Ivy Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Poison Ivy Leaf Mite upperside galls on Poison Ivy Jun 27, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Aug 29, 2007 Willowbrook Wildlife Center ![]() ![]() | ||||
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photo Oct 11, 2004 Naperville Riverwalk ![]() | ||||
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Poison Ivy on Box Elder Apr 19, 2006 Willowbrook Wildlife Center ![]() ![]() | ||||
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catkins Apr 26, 2006 Naperville Riverwalk ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() | ||||
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catkins Apr 2, 2007 Naperville Riverwalk ![]() | ||||
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Contarinia Gall Midge open gall on Box Elder Aug 13, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
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Contarinia Gall Midge upperside gall on Box Elder Aug 13, 2022 McDowell Grove Forest Preserve ![]() ![]() | ||||
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Contarinia Gall Midge underside gall on Box Elder Oct 10, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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Contarinia Gall Midge upperside gall on Box Elder Oct 10, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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Contarinia Gall Midge upperside open gall on Box Elder Oct 10, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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photo Apr 24, 2006 Naperville Riverwalk ![]() | ||||
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female flowers Apr 26, 2006 Naperville Riverwalk ![]() ![]() | ||||
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fruit Apr 26, 2006 Naperville Riverwalk ![]() ![]() | ||||
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photo Apr 24, 2006 Naperville Riverwalk ![]() | ||||
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catkins fruiting Mar 31, 2007 Joliet Pilcher Park ![]() | ||||
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photo Jun 12, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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Maple Bladdergall Mite upperside galls on Silver Maple Jul 6, 2022 Arrowhead Park ![]() ![]() ![]() | ||||
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American Tar Spot on Silver Maple Sep 6, 2022 Naperville ![]() ![]() | ||||
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photo Oct 11, 2004 Naperville Riverwalk ![]() | ||||
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catkins Apr 26, 2006 Naperville Riverwalk ![]() ![]() | ||||
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Northern Dog-day Cicada male molting from nymph on Sugar Maple Aug 28, 2022 Naperville ![]() ![]() | ||||
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Eutypella Canker canker on Sugar Maple May 4, 2023 Morton Arboretum ![]() ![]() | ||||
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Maple Leafcutter Moth backlit mine on Sugar Maple Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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leaves Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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trunk Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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Maple Leafcutter Moth underside mine on Sugar Maple Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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Maple Leafcutter Moth upperside mine on Sugar Maple Sep 16, 2024 Morton Arboretum ![]() ![]() | ||||
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photo Jun 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo May 7, 2012 COD Greenhouse ![]() ![]() | ||||
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buds May 8, 2012 COD Greenhouse ![]() ![]() | ||||
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photo Jun 26, 2012 Pat's Yard ![]() ![]() | ||||
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photo Jul 2, 2012 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 26, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 15, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 29, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Jul 19, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 8, 2013 Goose Lake Prairie ![]() ![]() | ||||
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Pure Green-Sweat Bee on Hedge Bindweed Jul 31, 2013 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 24, 2014 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Argus Tortoise Beetle red on Hedge Bindweed Jul 5, 2015 Herrick Lake Forest Preserve ![]() ![]() | ||||
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photo Jun 14, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo Aug 7, 2006 COD Naperville Campus ![]() ![]() | ||||
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photo Jun 11, 2013 Danada Forest Preserve ![]() ![]() | ||||
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photo Sep 20, 2005 Russell R. Kirt Prairie ![]() | ||||
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fruit Oct 25, 2006 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Sep 17, 2011 COD Seed Collection ![]() ![]() | ||||
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photo Jul 30, 2012 Willowbrook Wildlife Center ![]() | ||||
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fruit Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
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photo Sep 13, 2014 COD Seed Collection ![]() ![]() | ||||
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photo Oct 12, 2006 Volo Bog State Natural Area ![]() ![]() | ||||
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fruit Sep 13, 2011 Russell R. Kirt Prairie ![]() | ||||
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photo Jun 21, 2012 Volo Bog State Natural Area ![]() ![]() | ||||
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Poison Ivy on Virginia Creeper Oct 11, 2004 Naperville Riverwalk ![]() | ||||
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photo Sep 23, 2012 Danada Forest Preserve ![]() ![]() | ||||
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photo Jun 29, 2005 COD Ecological Study Area ![]() | ||||
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flowers May 16, 2007 Lake Renwick ![]() ![]() | ||||
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fruit Aug 24, 2013 Wild Ones Field Trip ![]() ![]() | ||||
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Grape Phylloxera underside gall on Riverbank Grape Jul 19, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Grape Phylloxera underside galls on Riverbank Grape Jul 19, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Grape Phylloxera upperside gall on Riverbank Grape Jul 19, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Grape Phylloxera upperside galls on Riverbank Grape Jul 19, 2022 Herrick Lake Forest Preserve ![]() ![]() | ||||
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Grape Leafminer Moth backlit mine on Riverbank Grape Sep 3, 2022 Danada Forest Preserve ![]() ![]() | ||||
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Grape Leafminer Moth upperside mine on Riverbank Grape Sep 3, 2022 Danada Forest Preserve ![]() ![]() | ||||
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Aspilanta Leafminer Moth underside mine on Riverbank Grape Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Aspilanta Leafminer Moth upperside backlit caterpillar mine on Riverbank Grape Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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Aspilanta Leafminer Moth upperside mine on Riverbank Grape Sep 28, 2022 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo Jun 30, 2005 Russell R. Kirt Prairie ![]() | ||||
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photo May 7, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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colony May 7, 2007 Russell R. Kirt Prairie ![]() ![]() | ||||
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photo May 28, 2008 Russell R. Kirt Prairie ![]() ![]() |
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Photos mostly from Chicagoland, Illinois. ![]() |
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