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

6. Trigonella arcuata C. A. Meyer, Verz. Pfl. Casp. Meer. 136. 1831.

弯果胡卢巴 wan guo hu lu ba

Annual herbs, 10-25 cm. Stems prostrate or ascending, terete, branching at base, scattered villous. Leaves 3-foliolate; stipules lanceolate, base subhastate; leaflets obtriangular or obo­vate, 5-10 × 3-7 mm, scattered villous abaxially, scabrous and glabrous adaxially, lateral veins 5-7 pairs, running out into teeth, parallel, base broadly cuneate, margin dentate above mid­dle, apex truncate. Flowers 4-6(-8) in umbellate heads; pedun­cle less than 5 mm, thick, densely villous. Corolla yellow, 4-5 mm. Ovary linear villous; ovules numerous. Legume cylindric, 15-20 × 1.25-1.5 mm, 4 or 5 in umbel, falcate, scattered vil­lous, veins crosswise reticulate, beak pointed. Seeds 7 or 8, ob­long, ca. 2.5 mm, brown warty. Fl. Mar-Jun, fr. May-Jul.

Alkaline soil on ravines or hillsides. Xinjiang [C and SW Asia].


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