
30 
APETALOUS EXOGENS. 

Order 68.—ARISTOLOCHIACEA. 
Asarum, Tourn. Wild Ginger. 
Canadense, L. Common in moist, rock soil. 
Order 69.—PHYTOLACCACEA& 
Puytrouacca, Tourn. Pokeweed 
decandra, L. Not common in most places. 
Order 70.—CHENOPODIACE ®. 
Cuenopopium, L. Pigweed. . 
*album, L. A common weed. 
*hybridum, L. Waste places. Common. 
* Botrys, L. Sandy shores of Lake Champlain. 
Burrum, Tourn. 
capitatum, L. Roadsides and fields. 
ArrreLex, Tourn. : 
patulata, L. Var. littoralis, Gray. Ferrisburgh, F. H. Hosford. 
4 
Order 71.—AMARANTACAEZE. 
Amarantous, Tourn. 
hybridus, L. A common garden weed. 
Monretia, Moq. 
tamarascina, Gray. Low grounds. 
Order 72.—POLYGONACEHE. ‘ 
Potyeonum, L. Knot wised: Smart weed. 
acre. H. B. K. Common in wet places. 
amphibium, L. Common in sluggish streams. 
aviculare, L. Common. 
ss var. erectum, Roth. 
arifolium, L. Swamps. Common. 
Careyi, Oln. Swamps. 
cilinode, Mx. Woods. 
*convolvulus. Roadsides and fields. Common. 
dumetorum, L’Her. Moist thickets. 
Hydropiper, L. Common in damp places. 
hydropiperoides, Mx. Less common. 
Pennsylvanicum, L. Wet places. *Common. 
* Persicaria, L. Damp waste places. 
sagittatum, L. Low grounds. Common. 
tenue, Mx. Dry, rocky soil. 
Virginianum, L. Dry soil. 
viviparum. Mt. Mansfield, Pringle. 
