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Crotalaria medicaginea

Description from Flora of China

Herbs, shrublets, or shrubs, prostrate to erect, to 1 m tall. Stems slender, branched, appressed silky pubescent. Stipules filiform, 2-3 mm. Leaves 3-foliolate; petiole 0.2-2 cm; petio­lules ca. 1 mm; leaflet blades oblanceolate, obovate-oblong, or ovate-oblong, (1-)2-3 × 0.3-1.2 cm, abaxially densely silky pubescent, adaxially glabrous, base cuneate, apex obtuse, trun­cate, or retuse. Racemes terminal or leaf-opposed, many flow­ered; bracts minute. Pedicel 2-3 mm. Calyx subcampanulate, 2-4 mm, 5-lobed; lobes broadly lanceolate. Corolla yellow; standard elliptic to ovate-oblong, 3-5 mm, base with 2 appen­dages, apex pilosulose; wings oblong to obovate, 3-4 mm; keel ± as long as wings, rounded and narrowed apically from mid­dle, beak long and twisted. Ovary sessile. Legume globose, 3-5 mm in diam., included in or slightly exserted beyond calyx, pubescent, 2-seeded, apex shortly beaked. Fl. Aug-Oct, fr. Nov-Dec.

Seashore sandy areas, grassy slopes, along trails; below 100-2800 m. Guangdong, Guangxi, Sichuan, Taiwan, Yunnan [Afghanistan, Bangladesh, India, Indonesia, Laos, Myanmar, Nepal, Pakistan, Papua New Guinea, Philippines, Sri Lanka, Thailand, Vietnam; Australia].


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