160 
Srainerdii (Greene) Fernald 
TvA. 5l#t.V 
V« rotundifolia Michx. 
1. odorata L. _ 
V. pubescens Ait. 
V. e^ocarpa Schy/ein., var. leiocarpa Fernald & 
, Wieg-and 
V. canadensis L, 
#*- 
V. conspersa Feichenb. 
V, labrador!ca Schranlc, 
V. adunca Sm. 
7. ad., var. glabra Brainerd (P.E.I.) 
V. tricolor L. 
7» arvensis Murr. 
