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Lotus corniculatus

Description from Flora of China

Herbs, perennial, 15-80 cm, with a taproot, scattered sparsely white puberulent or glabrescent. Stem cylindric to angular, solid, decumbent or ascending. Leaflets 5, apical 3 obo­vate to oblanceolate-obovate (lateral 2 oblique), 5-20 × 4-10 mm, papery, basal 2 stipulelike, midrib obscure. Umbels rarely more than 7-flowered; peduncle 3-10 cm; sterile bract with 1-3 leaflets, ± equal to calyx, 5-7 mm. Flowers (9-)10-18 mm. Ca­lyx teeth almost equal in length, narrowly triangular, ± equaling, longer than, or shorter than tube. Corolla yellow or partly or wholly orange-red, often bluish black when dry. Ovary gla­brous; ovules 35-40; style 4-6 mm. Legume brown, linear-cy­lindric, 20-25 × 2-4 mm. Seeds light to dark brown, 1-colored or spotted with violet-black spots or dots, small, ovoid, 1-1.7 mm. Fl. (Jan-)Feb-Oct, fr. (Mar-)Apr-Oct.

Pinus plantations, thickets, scrub, damp meadows, alpine mead­ows, dry hill pastures, grassy places, rocky slopes, ravines, river val­leys, banks, roadsides, abandoned fields, cultivated ground; 400-3400 m. Guizhou, Hubei, Hunan, Sichuan, Taiwan, Tianjin, Xizang, Yunnan [Afghanistan, Bhutan, India, Japan, Kashmir, Kazakhstan, Korea, Mon­golia, Myanmar, Nepal, Pakistan, Russia, Tajikistan, Turkmenistan; E and N Africa, SW Asia, Europe; introduced in Australia (including Tas­mania), North, Central, and South America, and Pacific islands (New Zealand)].


 

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