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

2. Smithia ciliata Royle, Ill. Bot. Himal. Mts. 201. 1835.

缘毛合叶豆 yuan mao he ye dou

Smithia japonica Maximowicz; S. nagasawae Hayata.

Herbs, annual, 15-60 cm tall. Stems and branchlets slen­der, glabrous. Stipules lanceolate, ca. 8 mm, membranous, gla­brous. Leaves 10-14-foliolate; petiole 1.5-2 cm, glabrous; ra­chis 1.5-3 cm; petiolules less than 1 mm, glabrous; leaflet blades oblanceolate to linear-oblong, 6-12 × 2-4 mm, midvein and margin bristly, apex obtuse to rounded. Inflorescences axillary or terminal, scorpioid cymes, often with 12 or more flowers in cluster; peduncle 1-2 mm; bracts stipule-shaped, almost as long as calyx, margin ciliate. Bracteoles lanceolate, 4-5 mm, with trichomes. Calyx 4-8 mm, membranous, with reticulate veins, margin densely setose. Corolla yellow or white, slightly longer than calyx; standard obovate, ca. 5 mm wide; wings and keels small, straight, auriculate. Stamens diadel­phous. Ovary with a short stipe, with trichomes. Legume a pli­cate loment, shortly stipitate, divided into 6-8 articles; articles almost globose, 1-1.5 mm, densely papillate. Seeds not seen. Fl. Aug-Sep, fr. Oct-Nov.

Roadsides, mountains, wetlands; 100-2800 m. Fujian, N Guang­dong, N Guangxi, SW Guizhou, Hunan, S Jiangxi, Taiwan, Yunnan, Zhejiang [Bhutan, India, Japan, Malaysia, Nepal, Philippines, Thailand, Vietnam].

This species has been reported to have staminodes alternate with stamens (P. K. Basu, Current Science 47(3): 94. 1978).


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