Description of Native Vines 
9g. River Grape. (Vitis riparia.) 
LEAF: 3-5 wide, simple, alternate, coarsely serrate, rather 
deeply 3-lobed, roundish, base cordate, rather glossy, green both 
sides, ribs and stem short-hairy; May, June; berries small, with 
thick bloom. Western New England to Pennsylvania, and west ; 
tendrils from stalk. 
to. One-seeded Bur-cucumber. (Sicyos angulatus.) 
LEAF: 3-5’ wide, simple, alternate, serrate, 5-lobed or angled 
(lobes pointed), roundish, base cordate, whole plant hairy. 
FLOWER : whitish, small (petals andstamens 5), clustered ; July— 
September; fruit bristly; tendrils growing from stalk; her- 
baceous ; cultivated for screens. (PI. I.) 
11. Wild Balsam Apple. (Micrampelis lobata.) 
LEAF: 5, simple, alternate, deeply 5-lobed (lobes not serrate), 
base cordate, thin. FLOWER: greenish-white, small (petals 6, 
lance-shaped, spreading, stamens 3), staminate in long (often 1°) 
clusters ; pistillate, few-clustered or single ; July—October ; fruit 
oval, 2’ long, weak-prickly. West New England to Wisconsin, 
and Kentucky; tendrils growing from stalk; cultivated, herba- 
ceous. (PI. II.) 
12. Yellowish Passion-flower. (Passiflora lutea.) 
LEAF: 2'-3', simple, alternate, 3-lobed near apex, lobes entire, 
with stipuies. FLOWER: greenish-yellow, 1’ broad (sepals, petals, 
and stamens 5), single or paired; July-September; fruit dark 
purple, %' diameter. South Pennsylvania, west and south; ten- 
drils growing from stalk; herbaceous. (PI. II.) 
13. Carrion-flower. (Smilax herbacea.) 
LEAF: 2'-5', simple, alternate, entire, roundish-ovate, apex 
pointed, base usually cordate, 7-g-veined beneath, smooth (with 
a downy variety), leaf-stem 1'-3' long. FLOWER: greenish or 
yellowish, small, malodorous (sepals and stamens 6, no petals), 
clusters often large (40-80); May, June; berries blackish with 
bloom ; tendrils from leaf-stems; herbaceous; no _ prickles. 
(Pl. IT.) 
311 
