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

37. Vicia sepium Linnaeus, Sp. Pl. 2: 737. 1753.

野豌豆 ye wan dou

Vicioides sepium (Linnaeus) Moench.

Herbs perennial, 30-100 cm tall. Stem erect or climbing, slender, pilose. Leaves paripinnate, 7-12 cm; stipules semihas­tate, margin 2-4-toothed; leaflets 5-7-paired, oblong-ovate or oblong-lanceolate, 6-30 × 4-13 mm, pilose, apex obtuse or truncate, mucronate; tendril branched. Flowers 2-4(-6) in axil­lary fascicles. Calyx campanulate. Corolla pale violet-pur­ple, red, or nearly purple to pink, 10-15 mm; standard nearly violin-shaped; wings shorter than standard; keel curved inward. Ovary shortly stalked, linear, glabrous; ovules ca. 5. Legume broadly oblong to subrhomboid, slightly curved, 20-40 × 5-7 mm, apex beaked. Seeds 5-7, oblate-spheroid. Fl. Mar-Jun, fr. Mar-Aug. 2n = 12, 14.

Forest margins, hedges, hillocks, hill slopes, grasslands, fields, roadsides; 1000-2200 m. Gansu, Guizhou, Shaanxi, Sichuan, Xinjiang, Yunnan [Japan, Kashmir, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Russia, Tajikistan; SW Asia (Caucasus, E Turkey), Europe; introduced and naturalized in temperate regions elsewhere].


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