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FOC | Family List | FOC Vol. 10 | Fabaceae | Dalbergia

18. Dalbergia ximengensis Y. Y. Qian, J. Trop. Subtrop. Bot. 7: 151. 1999.

西盟黄檀 xi meng huang tan

Trees, ca. 8 m tall. Branchlets lenticellate, pubescent. Leaves 10-14 cm; stipules caducous; leaflets 7-9, elliptic or obovate, 1.3-5.5 × 0.7-3.5 cm, thickly papery, both surfaces appressed pubescent, densely so on midvein abaxially, base rounded or cuneate, rarely subcordate, apex emarginate, rarely rounded and cuspidate. Panicles terminal, 5-7 cm, pubescent; branches 2-4 cm. Pedicel 0.5-1 mm, pubescent; bracteoles ovate, 0.8-1 mm, apex obtuse. Calyx campanulate, ca. 2 mm, outside pubescent, 5-toothed; upper 2 ovate, ca. 1 mm, lateral 2 oblong, 0.8-0.9 mm, apex obtuse, lowest one lan­ceolate, ca. 1.3 mm. Corolla white; petals clawed; standard obcordate, 3.3-3.5 mm; wings oblong-obovate, 2.7-2.9 mm; keel obliquely elliptic, 2.4-2.6 mm. Stamens 10, monadel­phous. Ovary stipitate, pubescent on ventral suture, 2-ovuled. Legume oblong, 5.5-9.5 × 1.5-2.2 cm, base cuneate or atten­uate, apex obtuse, cuspidate, valves thinly leathery, reticulate, 1- or 2-seeded. Seeds reniform, compressed, 8-13 × 5-9 mm. Fl. Apr, fr. Jul-Oct.

● Forests; ca. 1200 m. Yunnan (Ximeng).


 

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