思茅山橙 si mao shan chen

Oncinus cochinchinensis Loureiro, Fl. Cochinch. 1: 123. 1790; Melodinus henryi Craib.

Lianas stout, to 10 m, glabrous except for inflorescences. Branches dark brown. Petiole 6-10 mm; leaf blade elliptic or narrowly so, 6-19 X 2.2-6.5 cm, papery, base cuneate, apex acute or acuminate; lateral veins numerous, convergent, conspicuous. Cymes paniculate, terminal, 3-branched, 4-5.5 cm, minutely pilose; bracts and bracteoles minute. Pedicel short. Sepals orbicular or broadly elliptic, ca. 2 mm, ciliate, apex subacute to rounded. Corolla white; tube ca. 6 mm, pilose except at base; lobes ovate, ca. 3.5 mm; corona large, lobes 2-cleft, villous. Ovary glabrous. Style ca. 3 mm. Berries narrowly ellipsoid, ca. 9 X 5 cm. Seeds oblong or ovate, ca. 1.3 cm. Fl. Apr-May, fr. Sep-Nov.

Montane forests; 800-2800 m. S Yunnan [Myanmar, Thailand, Vietnam]

The fruit are used to treat infantile meningitis and fractures.