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

3. Smithia conferta Smith in Rees, Cycl. 33: Smithia n. 2. 1816.

密节坡油甘 mi jie po you gan

Smithia conferta var. geminiflora (Roth) Cooke; S. gemini­flora Roth; S. geminiflora var. conferta (Smith) Baker.

Herbs, annual, 15-90 cm tall. Stems slender, many branched, glabrous; nodes congested apically on stems. Stipules lanceolate, ca. 1 cm. Leaves 6-12-foliolate; petiole 2-4 mm; ra­chis sparsely long hirsute; leaflets subsessile; leaflet blades line­ar-oblong, 6-12 × 2-3 mm, thickly papery, abaxially hirsute, adaxially glabrous, secondary veins 5 on each side of midvein, apex obtuse-rounded. Inflorescences axillary, scorpioid cymes, many flowered in a cluster; peduncle short; bracts ovate, 5-8 mm, membranous. Flowers 6-8 mm. Pedicel ca. 1 cm; brac­teoles ovate, membranous. Calyx 6-8 mm, thickly papery, bristly, with parallel veins. Corolla yellow, ± as long as calyx; standard oblong-obovate; wings and keels ± equal, smaller than standard. Stamens diadelphous. Ovary with a short stipe, pubescent. Legume a plicate loment, inflated, shortly stipitate, divided into 4-6 articles; articles papillate. Seeds not seen. Fl. Jul-Aug, fr. Sep-Dec. 2n = 38.

Sandy areas, trailsides, mountain valleys; 200-400 m. Fujian, Guangdong, Guangxi [India, Indonesia, Laos, Malaysia, Nepal, Sri Lanka, Vietnam; N Australia].


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