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

30. Tetrastigma lenticellatum C. Y. Wu ex W. T. Wang, Acta Phytotax. Sin. 17(3): 82. 1979.

显孔崖爬藤 xian kong ya pa teng

Lianas, woody. Branchlets terete, with longitudinal ridges and conspicuous lenticels, glabrous; tendrils bifurcate. Leaves pedately 5-foliolate, rarely 7-foliolate; petiole 7-16 cm; central petiolule 1.5-4 cm, petiolules of lateral leaflet complex 1-4 cm, lateral petiolules 2-10 mm, glabrous; leaflets glabrous, veinlets inconspicuously raised; central leaflet obovate-elliptic, 11-18.5 × 5-10 cm, lateral veins 8-10 pairs, base broadly cuneate, margin with 14-16 denticles on each side, apex mucronate or acuminate; lateral leaflets elliptic, 6-14 × 2.5-7.5 cm, lateral veins 5-8 pairs, base usually asymmetric, margin 5-14-toothed on each side, apex acuminate or acute. Inflorescence umbelliform, axillary, (3-)7-12 cm; peduncle 4-5 cm, glabrous. Pedicel 1-1.5 mm, glabrous. Buds elliptic, 1.3-2 mm, apex rounded. Calyx cupular, glabrous, margin undulate. Petals elliptic, 1-1.8 mm, apex galeate, glabrous. Filaments filiform; anthers yellow, elliptic, ca. 0.6 × 0.5 mm. Disk well developed in male flowers, 4-divided. Berry spheroid, 8-10 mm in diam., 2- or 3-seeded. Seeds obovoid-triangular, base sharp, apex retuse, ventral holes furrowed upward from base to apex. Fl. May-Jun, fr. Oct-Dec.

● Forests or shrublands in valleys; 500-1000 m. Yunnan.


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