Rhynchosia micrantha Harms

Perennial prostrate or trailing herb, 15–60 cm. long from a woody root-stock.. Stems slender, pubescent or glabrescent.. Leaflets 3, oblate-rhomboid to ovate, the laterals oblique, 0·8–2·5 cm. long, 0·9–3 cm. wide, rounded at the apex, rounded or broadly cuneate at the base, glabrescent or pubescent above, pubescent on the nerves and gland-dotted beneath; petiole 1–3·5 cm. long; rhachis 3–8 mm. long; petiolules 1 mm. long; stipules small, narrowly triangular, 3 mm. long, 0·5 mm. wide, pubescent.. Inflorescences axillary, dense; rhachis 0·5–1·5 cm. long; peduncle 1–4 cm. long; pedicels 1·5 mm. long; bracts small, deciduous, lanceolate, 2 mm. long, 0·5 mm. wide, pubescent.. Calyx pubescent; tube 1 mm. long; lobes narrowly triangular to lanceolate, 2·5–4 mm. long, the upper pair joined for ± two-thirds of their length.. Standard densely reddish-brown veined outside, yellow inside, oblong-obovate, 5·5 mm. long, 3–3·5 mm. wide, finely puberulous.. Pods elliptic-oblong, 0·8–1·1 cm. long, 4 mm. wide, narrowed basally, covered with short hairs and also more laxly with much longer yellowish sticky glandular-based bristly hairs.. Seeds brownish with paler marks, rounded-reniform, longest dimension 2·6 mm., shorter dimension 1·8 mm., 1 mm. thick.. Fig. 109/33, p. 716.