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

1. Cayratia geniculata (Blume) Gagnepain, Notul. Syst. (Paris). 1: 345. 1911.

膝曲乌蔹莓 xi qu wu lian mei

Cissus geniculata Blume, Bijdr. 184. 1825; Columella geniculata (Blume) Merrill.

Lianas, woody. Branchlets terete, slightly flattened, pubescent; tendrils bifurcate. Leaves 3-foliolate; stipules caducous; petiole 9-18 cm, pubescent; leaflets abaxially densely pubescent or glabrescent, lateral veins 7-9 pairs, veinlets inconspicuous; central leaflet rhombic-elliptic, 10-18 × 5-9 cm, base cuneate, apex caudate or acuminate, rarely acute; lateral leaflets broadly ovate, 9-17 × 4-9 cm, base asymmetric, margin with sparse fine teeth, apex caudate or acuminate. Compound dichasium axillary; peduncle 3-14 cm, pubescent. Pedicel 1-3 mm, pubescent. Buds oval or globose, ca. 2 mm, apex rounded. Calyx cupular, with papillose hairs, margin undulately lobed. Petals oval, 1.5-2 mm, with papillose hairs. Anthers oval. Lower part of ovary adnate to disk; style short; stigma slightly expanded. Berry nearly globose, 8-10 mm in diam., 2-4-seeded. Seeds semiglobose, base rostrate, apex subrounded or retuse, chalazal knot narrower upward, raphe slightly raised, ventral holes 2-4 mm in diam., enveloped by a membrane, margin with ribs. Fl. Jan-May, fr. May-Nov.

Forests in valleys; 300-1000 m. Guangdong, Guangxi, Hainan, Xizang, Yunnan [Indonesia, Laos, Malaysia, Philippines, Vietnam].


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