CATALOGUE OF PLANTS. © c 227 
8. longifolia, Muhl. Long-leaved Willow. 
Gravelly shores of the Delaware River. Sussex :—Britton, 
Warren :— Porter, Garber. Hunterdon:— Best. Camden :— 
Parker. Gloucester :—Martindale. 
S. myrtilloides, L. 
Morris: Budd’s Lake—Porter. 
POPULUS, L. 
Aspen. Poplar, 
P. tremuloides, Michx. Aspen. 
In woods. Common throughout the State; most abundant in 
the northern counties. 
P. grandidentata, Michx. Large-toothed Aspen. 
Camden: Atco, occasional—H. A. Green. Burlington: Near 
Moorestown— Martindale. Monmouth: Holmdel— Britton ; 
and frequent in the middle and northern counties. 
P. heterophylla, L. Swamp Poplar. 
In wet woods. Bergen: Carlstadt—Leggett; one mile north- 
east of Woodridge—Schuh. Hudson: Weehawken—Leggett. 
Cumberland: Fortescue Beach—Commons. 
P. monilifera, Ait. (Includes P. angulata, Ait.) Cottonwood. 
Warren: Along the Delaware River at several points—Porter. 
P. balsamifora, L., var. candicans (Ait.), Gray. Balm of Gilead. 
Sussex: Along the Delaware River below Port Jervis—Brit- 
ton. Hunterdon: Holland Station—Porter; and frequently 
escaped from cultivation. 
P. wicra, L. (P. Hudsonica, Michx.?) : 
Hudson: “ Hoboken, on the road to Weehawk ”—Torrey 
Herb. Warren: Island in the Delaware above Phillipsburg— 
Porter. Salem: Banks of the Delaware—Commons. Adven- 
tive from Europe. 
P. auBpa, L. White Poplar. Abele. 
Frequently spontaneous by suckers, and troublesome in fields. 
Adventive from Europe.* 
*Populus dilatata, L., the Lombardy poplar, is frequently planted, and sometimes 
spontaneous in the manner of this species, 
