CATALOGUE OF PLANTS. 79 
Baker’s Basin, Lawrence and Titusville—W. 8. Lee; Princeton 
Peters. Union: Plainfield—Tweedy. Middlesex: New Bruns- 
wick—Professor Cook. Hudson: Snake Hill and Weehawken 
—Ruger. Hunterdon: Between Stockton and Lambertville, 
and along the Delaware below Frenchtown—Best; Moore’s 
Station and near Hopewell—Theo. Green; and frequent in 
rocky woods in the northern counties. 
ANACARDIACE. 
RHOUS, L. 
Sumach. 
: typhina, L. Staghorn Sumach. 
Gloucester: Near Mickleton—B. Heritage. Burlington: 
Bordentown—A. C. Stokes. Mercer: Near Trenton—E. Volk. 
Essex: Along Orange Mt.—Rusby. Hudson: Little Snake 
Hill—Britton ; and frequent in rocky places in the northern 
counties. 
. glabra, L. Smooth Sumach. “Spanish” Sumach. 
In dry soil. Common or frequent throughout the State. 
. copallina, L. Dwarf Sumach. Upland Sumach. 
In poor soil. Frequent throughout the State; most abundant 
in the southern counties. 
. venenata, L. Poison Sumach. Poison Dogwood. Swamp Sumach. 
In swamps. Sussex: Sparta meadows, and abundant in Ger- 
many Flats—Britton. Morris: Sparingly in the bog at Budd’s 
Lake—Porter ; and common in the eastern, middle and southern 
counties. 
. radicans, L. (R. Towicodendron, L.) PoisonIvy. Poison Vine. Poi- 
son Oak. Climuth. 
, Thickets and fence-rows. Common throughout the State. 
The erect form is more abundant in the hilly or mountainous 
districts of the northern counties. 
