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FOC | Family List | FOC Vol. 12 | Rhamnaceae | Berchemia

17. Berchemia medogensis Y. L. Chen & Y. F. Du, Acta Phytotax. Sin. 39: 73. 2001.

墨脱勾儿茶 mo tuo gou er cha

Shrubs scandent. Branchlets spreading, green or yellow-green, brown puberulous. Stipules minute, triangular, persistent; petiole 1.5-2 cm, puberulous; leaf blade ovate or ovate-elliptic, 4.5-8 × 3-5.5 cm, papery, abaxially gray-green, white puberulous, adaxially dark green, glabrous, lateral veins 10-13 pairs, abaxially prominent, densely puberulous on veins, base rounded or subcordate, apex obtuse, mucronulate. Flowers not seen. Fruiting inflorescence in broad cymose panicles up to 18 cm; lateral branches to 10 cm; rachis of inflorescence puberulous. Drupe cylindrical-ellipsoid, 7-12 mm, 4-6 mm in diam., base with persistent disk-shaped disk, apex mucronulate, deciduous; fruiting pedicel red at maturity, turning purple-black later, 2-4 mm, puberulous. Fl. unknown, fr. Dec.

● Margins of evergreen forests; 1200-1500 m. SE Xizang (Mêdog).

This species is somewhat similar to Berchemia flavescens, from which it differs by having branchlets, abaxial leaf surface, and inflorescence rachis puberulous.


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