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

6. Lathyrus gmelinii (Fischer ex Candolle) Fritsch, Sitzungs­ber. Kaiserl. Akad. Wiss., Math.-Naturwiss. Cl., Abt. 1. 104: 516. 1895.

新疆山黧豆 xin jiang shan li dou

Orobus gmelinii Fischer ex Candolle, Prodr. 2: 378. 1825; Lathyrus laevigatus (Waldstein & Kitaibel) Grenier subsp. gmelinii (Fischer ex Candolle) Hendrych; L. luteus (Linnaeus) Moench var. gmelinii (Fischer ex Candolle) Reichenbach.

Herbs perennial, 60-150 cm tall. Stem erect, glabrous, wingless. Leaves aristate at apex; stipules foliose, semisagittate, 15-30 × 4-10 mm, glabrous, toothed; leaflets 3- or 4-paired, ovate, elliptic, or long elliptic, rarely lanceolate, 30-60(-90) × 10-50 mm, glabrous, with pinnate veins. Raceme longer than leaf, 7-12-flowered, glabrous. Calyx campanulate, ca. 1 cm, glabrous; longest tooth ca. 2 mm. Corolla orange-yellow, 2.5-3 cm; standard ovate, with claw; wings obovate, auriculate at base. Ovary linear, ca. 1.8 cm, glabrous. Legume brown, linear, 6-8 cm. Seeds light brown, smooth. Fl. May-Jul, fr. Jul-Aug.

Forests, riverbanks; 1400-2400 m. Xinjiang [Russia].

This and a number of other Eurasian taxa may represent entities in Lathyrus laevigatus, from which they are poorly distinguished.


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