PLATE 53. TWENTY COMMON WEEDS. 



1. Cocklebiir (Xanthium struinarmm). 2. False Mallow (Malvastrum tricuspidatum). 

 3-4. Common Sida (Sida spinosa). 5. Wild Euphorbia {Eupliorhia genicuJaia). fi. Yel- 



( Description of Plate Continued on the Opposite Page.) 



