218 GEOLOGICAL SURVEY OF NEW JERSEY. 
U. vrens, L. 
Hunterdon: Banks of. the Delaware below Bull’s Island— 
Schuh. Hudson: In ballast at Communipaw—A. Brown. 
Camden: In ballast—Parker. Adventive from Europe. 
LAPORTBA, Gaudich. 
Wood Nettle. 
L. Canadensis (L.), Gaudich. 
In woods. Camden: Along the Delaware River above the 
city— Martindale. Gloucester: Mullica Hill—B. Heritage ; 
and frequent in woods, middle and northern counties. 
PILEA, Lindl. 
Richweed. Clearweed. 
P. pumila (L.), Gray. 
Damp woods. Frequent or common in most sections of the 
State. Not very abundant in the pine barrens. 
BOEHMERIA, Jaca. 
False Nettle. 
B. cylindrica (L.), Willd. 
In wet woods and swamps. Gloucester: Frequent in a few 
localities near Mickleton—B. Heritage; and common or frequent 
in the middle and northern counties. 
Var. scabra, Porter. 
Morris: Budd’s Lake—Porter. 
PARIEBTARIA, L. 
Pellitory. 
P. Pennsylvanica, Muhl. 
In shaded places. Mercer:—Torrey. Hunterdon: Sandstone 
cliffs above Milford—Porter. Monmouth: Sandy Hook, 1870 
—Ruger. Bergen: Closter—Austin. Warren: On rocks be- 
low Carpentersville— Porter. 
