| Prenanthes
altissima
(L.) Hooker = Nabalus altissimus (L.) Hooker tall rattlesnake root, slender rattlesnake root Native |
                   
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| Prenanthes
serpentaria
(Pursh) Hooker = Nabalus serpentarius (Pursh) Hook. lion's foot, lion's foot rattlesnake root Endangered |
          
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| Prenanthes
trifoliolata
Cass. = Nabalus trifoliolatus Cass. three-leaved rattlesnake root, gall-of-the-earth Native |
                            
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