Fabaceae | Ormosia
28. Ormosia pinnata (Loureiro) Merrill; Lingnan Sci. J. 14: 12. 1935.
???? hai nan hong dou
Cynometra pinnata Loureiro; Fl. Cochinch. 1: 268. 1790; Fedorovia pinnata (Loureiro) Yakovlev; Ormosia hainanensis Gagnepain.
Trees or shrubs; evergreen; 3-18(-25) m; ca. 0.3 m d.b.h. Bark of stems grayish; xylem mucilaginous. Young branches brownish pubescent; becoming glabrescent. Leaves imparipinnate; 16-22.5 cm; petiole 2-3.5(-6.5) cm; rachis 2.5-9 cm; prolonged 0.2-2.6 cm below terminal leaflet; leaflets 7(-9); petiolule 3-6 mm; grooved; pubescent or nearly glabrous; blades lanceolate to oblanceolate; 12-15 x 4(-5) cm; thinly leathery; both surfaces glabrous; apex obtuse or acute; rarely acuminate; lateral veins 5-7 pairs. Panicles terminal; 20-30 cm. Flowers 1.5-2 cm. Calyx campanulate; longer than pedicel; pubescent; teeth broadly triangular. Corolla pink and yellowish white; standard ca. 13 mm; base shallowly 2-auriculate; claw short and stout; wings spatulate-obovate; claw ca. 4 mm; narrow; keel broadly spatulate-obovate; slightly to not auriculate at base; claw ca. 4 mm; narrow. Ovary densely appressed brown pubescent; ovules 4; style glabrous; curved. Legumes 3-7 x ca. 2 cm; body turgid and slightly curved; constricted between seeds; valves thickly woody; orange-red at maturity; brown when dried; with light-colored spots; glabrous; stipe conspicuous; curved obliquely from body of legume. Seeds 1-4; red; ellipsoid; 1.5-2 cm; hilum less than 1 mm. Fl. Jul-Aug; fr. Oct.
? Valleys; mountain slopes; roadside forests; at middle and low elevations. SW Guangdong; S Guangxi; Hainan.