Pilea pumila (L.) Gray 
Boehmeria cylindrica (L.) Sw. 
B. cyl., var. Driumnondiana Weddell 
Parietaria pennsylvanica Muhl, 
SABTALACEAE 
Comandra umbellata (L.) Eutt. 
C. Richardsiana Femald 
C. livida Richardson 
LORANTHACEAE 
^Arceuthohium pusillum Pecl^ ^ 
^ . (p^ /if. Pj. 
ARISTOLOCHIACEAE 
Asarum canadense L 
