Scientific Name | Vitis acerifolia | USDA PLANTS Symbol | VIAC2 |
Common Name | Bush Grape, Maple-leaf Grape | ITIS Taxonomic Serial No. | 28611 |
Family | Vitaceae (Grape) | SEINet Reference |
Click Here |
Description | Life zones and habitat: Plains (3500 to 5000 ft.); ravines, streambanks, dunes, rocky slopes and fencerows; often covering rocks and other shrubs. Plant: Woody, climbing vine, low to moderately high; much-branched, growing branchlet tips enveloped by unfolding leaves; tendrils along length of branchlets, becoming deciduous if not attached to support. Leaves: Blades broadly cordate, 2.8 to 4.7 inches long, usually shallowly 3-lobed; upper surface with cobweb-like hairs, lower the same on veins; margins are serrate; petioles are 1/2 to 2/3 the length of the blade. Inflorescence: Many (20 to 150) fragrant unisexual flowers in a compound thyrse opposite a leaf, 1-1/4 to 2-3/4 inches long; each flower with 5 very small white petals and 5 sepal; staminate flowers with 5 stamens up to 0.1 inch long; pistillate flowers with 1 style and single, lobed stigma. Bloom Period: May to July. Fruit: Black, round berries 0.3 to 0.5-inch in diameter, smooth but glaucous; fruiting July to August. References: "Flora of Colorado" by Jennifer Ackerfield, "Manual of the Vascular Plants of Texas" by Correll and Johnston, Kansas Wildflowers and Grasses and Flora of North America. |
BONAP Distribution Map![]() Map Color Key |
Colorado Status: Native Rare |
© Tom Lebsack 2024
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County