Arctium minus (Common Burdock)
Cynoglossum officinale (Hound's Tongue)
Tribulus terrestris (Goatheads/Puncturevine)
Verbascum Thapsus (Woolly mullein)
Conium maculatum (Poison Hemlock)
Toxicondendron rydbergii (Poison Ivy)
Cenchrus longispinus (Sandburs)
Cirsium vulgare (Bull Thistle)
Cirsium arvense (Canada Thistle)
Carduus nutans (Musk Thistle)
