Strychnos nitida G. Don

Fruit medicinal; seeds poisonous.

Lianas to 7 m. Branchlets terete to sometimes subangular, pubescent, glabrescent, with axillary double tendrils. Petiole 5--7 mm, adaxially ciliate; leaf blade oblong to elliptic, 8--14 X 3--6 cm, abaxially pubescent or glabrous, adaxially dark green, glabrous, and shiny, base cuneate to broadly cuneate, apex obtuse to acute, basal veins 3, reticulate veins present. Thyrses terminal, 4--8 cm; peduncle pubescent. Flowers 5-merous. Pedicel 2--3 mm, pubescent. Calyx lobes broadly ovate, ca. 1 mm, outside puberulent, margin membranous and ciliate, apex rounded. Corolla greenish, salverform, 1.4--1.5 cm, outside glabrous or glabrescent; tube ca. 1.2 cm, villous at mouth; lobes narrowly oblong, ca. 2.5 X 1.5 mm, inside usually papillose. Stamens inserted at corolla mouth; filaments shorter than anthers; anthers oblong, ca. 1 mm, glabrous, base 2-cleft, apex rounded. Ovary ovoid, 3 mm, glabrous. Style 1.2 cm, villous; stigma slightly concave. Berries globose, 3--5 cm in diam., smooth; epicarp woody, thick; usually 3-seeded. Seeds ovoid to suborbicular, flat, 2--3 X 1.8--2 cm, puberulent. Fl. Mar-Jul.

Guangxi, S and SW Yunnan [Bangladesh, India, Laos, Myanmar, Thailand, Vietnam].

Forests in mountains, scrub; 200--1800 m.

Strychnos cheliensis Hu; S. kerrii A. W. Hill; S. wallichiana Steudel ex A. de Candolle var. intermedia A. W. Hill; S. wallichiana var. ovata A. W. Hill; S. yunnanensis S. Y. Pao.

Strychnos nitida là một loài thực vật có hoa trong họ Mã tiền. Loài này được G. Don miêu tả khoa học đầu tiên năm 1837.

毛柱马钱（学名：Strychnos nitida），为马钱科马钱属下的一个种。