短枝鱼藤 duan zhi yu teng

Lianas. Leaves 5- or 7-foliolate; rachis 15-20 cm, in­cluding petiole 6-7 cm; leaflet blades obovate-oblong to ob­long, 5-10 × 2.5-4.5 cm, subpapery, glabrous, secondary veins 7 or 8 on each side of midvein, slender, and raised on both sur­faces, base broadly cuneate to obtuse, apex obtusely acuminate to shortly acuminate. Pseudoracemes axillary, much longer than leaves, without branches or paniculate and with a few branches near base of rachis; rachis nodes with several fascicled flowers on a 4-6 mm branchlet. Pedicel puberulent, 3-6 mm. Flowers 9-10 mm. Calyx campanulate, ca. 3 mm long and wide, pu­berulent, with numerous minute orange glandular dots. Corolla whitish, 8-9 mm; petals all clawed; standard oblong. Ovary pubescent. Legume oblong, inserted on scarred nodal short branchlets, 5-7.5 × 1.8-2 cm, compressed, finely veined, gla­brous, both ends slightly obtuse; abaxial suture with a 2-3 mm wide wing, adaxial suture with a 3.5-5 mm wide wing. Seed 1 per legume. Fl. Jun, fr. Aug.

● Mountain valleys, streamsides. Hainan.