Jul 10, 2007 COD Naperville Campus 
Jul 11, 2007| Jun 25, 2007 Jul 10, 2007 COD Naperville Campus Jul 11, 2007 |
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 Nodding Thistle Carduus nutans  
New
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 White Sweet Clover Melilotus albus 
New
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 Catnip Nepeta cataria  |
 Bread Wheat Triticum aestivum |
 Root |
4 photos this page; 2 new species. |  photographer:  |