Vitis vulpina |
Vitis ×champinii |
|
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chicken grape, fox grape, frost grape, vigne des renards, wild grape, winter grape |
Champin's grape |
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Habit | Plants moderate to high climbing, sparsely branched. | Plants moderate to high climbing, sparsely branched. |
Branches | bark exfoliating in shreds; nodal diaphragms 1–2.5 mm thick; branchlets gray to green or brown, if purplish only on one side, terete, glabrous, growing tips not enveloped by unfolding leaves, glabrous or sparsely hairy; tendrils along length of branchlets, persistent, branched, tendrils (or inflorescences) at only 2 consecutive nodes; nodes not red-banded. |
bark tardily exfoliating in shreds; nodal diaphragms 1.5–2.5 mm thick; branchlets terete, sparsely arachnoid, becoming glabrate, growing tips not enveloped by unfolding leaves; tendrils along length of branchlets, persistent, branched, tendrils (or inflorescences) at only 2 consecutive nodes, nodes not red-banded. |
Leaves | stipules 1.5–3 mm; petiole ± equaling blade; blade cordate, (5–)9–18 cm, usually unlobed or shallowly 3-lobed, sometimes deeply lobed on ground shoots, apex acute to short acuminate, abaxial surface not glaucous, glabrous, visible, veins and vein axils sometimes hirtellous, adaxial surface usually glabrous, sometimes sparsely hirtellous. |
stipules 2–5.5 mm; petiole 1/2 blade; blade usually cordate, sometimes nearly reniform, 5–15 cm, usually 3-shouldered to very shallowly 3-lobed, apex acute to short acuminate, abaxial surface not glaucous, sparsely arachnoid to glabrate, not hirtellous, visible through hairs, adaxial surface usually glabrous. |
Inflorescences | 9–19 cm. |
3–7 cm. |
Flowers | functionally unisexual. |
functionally unisexual. |
Berries | black, usually not, sometimes very slightly, glaucous, globose, 8–12 mm diam., skin separating from pulp; lenticels absent. |
black, usually not, sometimes very slightly, glaucous, globose, 12+ mm diam., skin separating from pulp; lenticels absent. |
2n | = 38. |
= 38. |
Vitis vulpina |
Vitis ×champinii |
|
Phenology | Flowering May; fruiting Jul–Aug. | Flowering Apr–May; fruiting Jul–Aug. |
Habitat | Upland forests, floodplain forests, woodland borders, prairies, fencerows, thickets, roadsides. | Well drained, calcareous soils. |
Elevation | 0–2000 m. (0–6600 ft.) | 200–700 m. (700–2300 ft.) |
Distribution |
AL; AR; DC; DE; FL; GA; IA; IL; IN; KS; KY; LA; MD; MI; MO; MS; NC; NE; NJ; NY; OH; OK; PA; SC; SD; TN; TX; VA; WV; ON
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TX |
Discussion | Vitis ×champinii is found on and adjacent to the Edwards Plateau and is a hybrid between V. mustangensis and V. rupestris; it is now rare in nature (B. L. Comeaux 1987). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 12, p. 15. | FNA vol. 12, p. 12. |
Parent taxa | Vitaceae > Vitis > subg. Vitis | Vitaceae > Vitis > subg. Vitis |
Sibling taxa | ||
Synonyms | V. cordifolia, V. cordifolia var. sempervirens, V. illex, V. pullaria | |
Name authority | Linnaeus: Sp. Pl. 1: 203. (1753) | Planchon: Vigne Amér. Vitic. Eur. 6: 22. (1882) |
Web links |