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

11. Rhynchosia sericea Spanoghe, Linnaea. 15: 195. 1841.

绒叶鹿藿 rong ye lu huo

Dolichos tomentosus Roth, Nov. Pl. Sp. 345. 1821, not Rhynchosia tomentosa (Linnaeus) Hooker & Arnott (1835); R. rothii Bentham ex Aitchison.

Vines, woody. Stems densely pubescent and yellow glan­dular. Leaves pinnately 3-foliolate; stipules ovate-lanceolate, 8-10 × 7-8 mm; petiole 4-6 cm; terminal petiolule 15-28 mm, densely hairy, lateral petiolules 3-4 mm; leaflets circular-rhom­boid, 5-8 × 5-8 cm, both surfaces densely pubescent, basal veins 3, lateral veins 3 or 4 pairs, base rounded, apex rounded to nearly truncate, shortly mucronate. Raceme 11-16 cm, ro­bust, many flowered, clustered. Calyx ca. 6 mm, densely hairy; lobes almost triangular, apex acute or acuminate, lobes shorter than or subequal to tube. Corolla reddish; standard obovate, 1.1-1.3 cm, densely hairy, auricles acute; wings obovate-ob­long, shortest; keels falcate, subequal to standard, auriculate, apex obtuse. Ovary densely hairy, stipitate. Legume oblanceo­late to ellipsoid, ca. 3 cm, compressed, pubescent, apex beaked. Seeds 2, reddish brown, reniform, ca. 3 × 4 mm. Fl. Apr-Nov, fr. Sep-Feb. 2n = 22.

Grasslands. Fujian, Taiwan [Indonesia, Japan, Malaysia, Myan­mar, Nepal, Pakistan, Thailand].


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