C. lagopina Wahl. 
C. norvegica Willd. 
C. t ei 
6c, &r, ? 
i'iH kux, 09 
C. vulpinoidsa Miohx. 
C. diandra Cchrank y 4 
$01*4 r&-: \ M> > c '*r' 
C. diand. v. ramosa (Boott)Fernald 
C. stipata Muhl/ . • 
QCi $4M C , iff, /3 l/< &•«*■ 
$fj-, • fc*- |T P• ^■ (3 o ^ 
C. chordorhiza 4&fi£, . 
