DESCRIPTION OF NATIVE 
VINES 
Native and naturalized, found in the Northeastern 
United States (Maine to Virginia, and west to the Mis- 
sissippl). 
For definition of terms see pp. 411-424. 
1. American Ivy. Woodbine. Virginia Creeper. (Am- 
pelopsis quinquefolia.) 
LEAF: palmate, alternate ; leaflets, 3-7 (commonly 5), serrate, 
(except lower half), elliptical, both ends pointed. FLOWER: green- 
ish, small (petals 5), clustered; July; fruit small berries, dark 
blue ; climbing by short rootlets ending in fat disks. (Pl. I.) 
2. Poison Ivy. Poison Oak. (Rhus toxicodendron.) 
LEAF: pinnate, alternate ; leaflets, 3, entire, or irregularly and 
coarsely notched or lobed, long-ovate, apex pointed. FLOWER: 
greenish-white, small (petals 5), clustered; June, July; fruit 
light-brown or white, berry-like ; climbing by skort rootlets end- 
ing in flat disks ; sometimes a low, erect shrub. (PI. I.) 
3. English Ivy. (Hedera helix.) 
LEAF: simple, alternate, 5-lobed or angled (entire near the 
flowers), thick, leathery, evergreen. FLOWER: greenish-yellow 
(petals, stamens and styles 5), clustered; August-October. Eu- 
rope ; widely cultivated, and now locally spontaneous. (PI. I.) 
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