31. Vitis longquanensis P. L. Chiu, Bull. Bot. Res., Harbin. 10(3): 41. 1990.
龙泉葡萄 long quan pu tao
Branchlets terete, with longitudinal ridges, white lanate when young, then glabrescent. Leaves of two types, those of upper branches sometimes 3-5-divided, notch rounded, most leaves of lower branches undivided, simple; stipules caducous; petiole 2-5.5 cm, densely light brown lanate; leaf blade adaxially greenish, oval, triangular-ovate, or triangular-lanceolate, 4-12 × 4-10 cm, abaxially densely light brown lanate, rarely hairs falling off and only veins tomentose, adaxially with sparse arachnoid tomentum when young, then glabrate, basal veins 5, outermost pair of veins on a line and bifurcate at 5-9 mm from base, lateral veins 3 or 4 pairs, veinlets tomentose and raised abaxially, conspicuously raised adaxially, base subcordate or subtruncate, notch very short, two sides nearly overlapping, margin with fine teeth, apex acute or acuminate. Panicle leaf-opposed, loose, basal branches well developed; peduncle 3-9 cm, with sparse arachnoid tomentum. Pedicel 1-4 mm, glabrous. Berry purple-black and glaucous at maturity, globose, 5-6 mm in diam. Seeds obovoid, apex retuse, chalazal knot rounded, ventral holes narrow and oblong. Fr. Jul-Sep.
● Forests and shrublands in valleys, roadsides; 700-1300 m. Fujian, Jiangxi, Zhejiang.