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FOC | Family List | FOC Vol. 12 | Vitaceae | Tetrastigma

24. Tetrastigma lincangense C. L. Li, Chin. J. Appl. Environ. Biol. 1: 324. 1995.

临沧崖爬藤 lin cang ya pa teng

Lianas, woody. Branchlets terete, with longitudinal ridges, glabrous; tendrils unbranched. Leaves pedately 5-foliolate; petiole 3.5-7 cm; central petiolule 1-2 cm, lateral petiolules 0.4-1 cm, glabrous; leaflets elliptic or obovate-elliptic, 8-15 × 3-7 cm, glabrous, lateral veins 5-8 pairs, veinlets distinctly raised abaxially, slightly raised adaxially, base cuneate, base of lateral leaflets asymmetric, upper margin with 5-7 fine teeth on each side, apex acute or cuspidate. Inflorescence umbelliform, axillary, 1.2-1.5 cm, 1.5-2 cm in diam.; peduncle ca. 0.2 cm, pubescent. Pedicel short or flower sessile. Buds obovoid, ca. 1.5 mm, apex subtruncate. Calyx saucer-shaped, gray pilose, margin with 4 triangular denticles. Petals elliptic, ca. 1.2 mm, apex galeate, with gray hairs. Filaments short, ca. 0.3 mm; anthers yellow, oval, ca. 0.5 mm. Disk inconspicuous, annular. Ovary coniform, lower part of ovary adnate to disk; style inconspicuous; stigma 4-lobed. Berry spheroid, 0.8-1 cm in diam., 1- or 2-seeded. Seeds elliptic, base sharp, apex retuse, back chalazal knot zonate, with transverse and obtuse ribs, ventral holes furrowed from upper middle to apex. Fl. Mar, fr. Jun-Sep.

● Forests; 1300-2100 m. SW Yunnan.


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