G. capiHaris (L, Wailr 
Prenanthes racenosa Michx. 
P. trifoliata (Cass,. )Parnald 
^5 , e I. siQ^'kU, (2 <*,<*"/ r 0 C. ' ^ 
. S ( §1. Q ' & f$%(&j 
P. nana (Bigol.)Torr„ 
m*u t& &*4* *&?<> &• 
.. fks 7% -Syl 
qtt , m fthtrdM), *+- 
p. altissima I 
P. altis. v. hispidula Pernald 
P. Boottii (DC.)Crraj' 
