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

24. Vicia costata Ledebour, Icon. Pl. 2: 7. 1830.

新疆野豌豆 xin jiang ye wan dou

Ervum costatum (Ledebour) Trautvetter; Vicia sinkiangen­sis H. W. Kung.

Herbs perennial, 20-80 cm tall. Stem suberect, climbing, much branched, puberulent or glabrescent. Leaves paripinnate; stipules semihastate, both surfaces with raised veins; leaflets 3-8-paired, oblong-lanceolate or elliptic, 6-18(-35) × 1-5 mm, abaxially pilose, adaxially glabrous, apex obtuse or acute, mu­cronate; lateral veins obvious; tendril present. Raceme obvi­ously longer than leaf, 3-11-flowered. Calyx campanulate, unequally toothed, pilose or glabrescent. Corolla yellow, light yellow, or white; standard obovate, constricted at middle, sub­equaling wings and longer than keel, apex retuse. Ovary linear; ovules 1-5. Legume linear, 26-35 × 5-8 mm. Seeds 1-4. Fl. and fr. Jun-Aug. 2n = 12.

Hill slopes, gravels, sandy land, deserts; 500-3700 m. Heilong­jiang, Jilin, Liaoning, Nei Mongol, Xinjiang, Xizang [Kazakhstan, Mongolia, Russia (Altai, Tuva)].


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