Taxonomy
Family: Vitaceae
Habitat
Sandy soils, among scrubby black oaks. Shaded dune slopes. This specimen found atop a rocky bluff under chinkapin oak.
Associates
Distribution
MA west to Ontario and southern MN, south to AL.
Morphology
Deciduous vine. Stems high-climbing, the pith interrupted by a diaphragm at each node; petioles and branches of the season glabrous or very sparsely pilose at anthesis or later; twigs terete; tendrils or panicles not produced at more than 2 successive nodes. Leaves broadly cordate-ovate to subrotund, with a narrow to broad basal sinus, usually shallowly to deeply 3-5-lobed, covered with a reddish or rusty cobwebby tomentum on both sides when young, sometimes with straight hairs on the veins, glaucous and more or less persistently tomentose beneath. Inflorescence long and slender, 5-15 cm long. Fruit dark purple or black.
Notes
Flowers early June to mid June
Wetland indicator: Facultative Upland
The leaves are highly variable and not always as deeply lobed as the ones shown here.
References
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
Michael Hough © 2005 |