Description of Native Vines 



9. 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. 



10. 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 and stamens 5), clustered ; July- 

 September ; fruit bristly ; tendrils growing from stalk ; her- 

 baceous ; cultivated for screens. (PI. I.) 



II. 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. (PassMora lutea.) 

 Leaf : 2-3', simple, alternate, 3-lobed near apex, lobis entire, 

 with stipules. Flower : greenish-yellow, i' broad (sepals, petals, 

 and stamens 5), single or paired ; July-September ; fruit dark 

 purple, %' diameter. South Pennsylvania, west and south ; ten- 

 drils growing '• jm stalk ; herbaceous. (PI. II.) 



13. Carrion-flOTver. (Smilax herbacea.) 

 Leaf : 2-5', simple, alternate, entire, roundish-ovate, apex 

 pointed, base usually cordate, 7-9-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. 

 (PI. II.) 



311 



