104 



WILD FLOWER FAMILIES 



large as the Perfoliate species. A surer char- 

 acter, however, is found in the fact that in the 

 former the under surface of the leaves is 



LARGE-FLOWERED BELLWORT 



pubescent while in the latter it is glabrous or 

 glaucous. 



All three of these Belhvorts inhabit the same 

 situations : they are lovers of moist and shady 



