Vasilis Teodoridis:
Fabaceae | Rhynchosia
8. Rhynchosia dielsii Harms; Bot. Jahrb. Syst. 29: 418. 1900.
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Herbs. Stems twining; slender; usually densely yellowish brown villous or sometimes pubescent. Leaves pinnately 3-foliolate; stipules small; lanceolate; 3-7 mm; petiole 3.5-8 cm; pubescent; stipels bristlelike; ca. 2 mm; petiolules 1-2 mm; pubescent; terminal leaflet ovate; ovate-lanceolate; broadly elliptic; or rhomboid-ovate; 5-9 x 2.5-5 cm; densely pubescent; abaxial surface with sessile glands; basal veins 3; base rounded; apex acuminate or caudate-acuminate; lateral leaflets smaller; obliquely ovate. Raceme axillary; unbranched; 7-13 cm; pubescent; bracts lanceolate; 5-10 mm; deciduous; peduncle 4-6 mm. Flowers sparse; 8-10 mm. Calyx 5-lobed; lobes triangular; lower one longer; densely pubescent. Corolla yellow; petals all stipitate; standard obovate-circular; base with inflexed auricles at 2 sides; wings narrowly oblong; with 2 auricles; one longer and inflexed; keels auriculate; longer than or subequal to standard. Legume oblong or obovate; 1.2-2.2 x 0.8-1 cm; compressed; reddish purple when mature; pubescent; slightly constricted between seeds. Seeds 2; suborbicular; ca. 4 mm in diam. Fl. Jun-Jul; fr. Aug-Nov.
? Mountains; roadsides; 600-2100 m. Guangdong; Guangxi; Guizhou; Henan; Hubei; Hunan; Shaanxi; Sichuan.
This plant is used medicinally.