|Scientific Name||Vitis acerifolia||USDA PLANTS Symbol||VIAC2|
|Common Name||Bush Grape, Maple-leaf Grape||ITIS Taxonomic Serial No.||28611|
|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
© Tom Lebsack 2023
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County