小叶榼藤 xiao ye ke teng

Entada philippinensis Gagnepain.

Shrubs, scandent, with large, fleshy tuber underground. Stems terete, glabrous. Pinnae 2 pairs, 4.5-7.5 cm; leaflets 8-11 pairs per pinna, obliquely oblong, 1.1-1.9 cm × 4-8 mm, base half cuneate, half rounded, apex rounded to mucronulate or slightly emarginate. Spikes supra-axillary, ca. 15 cm. Flowers bisexual or male. Calyx cup-shaped, to 1 mm. Petals oblong-linear, ca. 3 mm, apex mucronate. Stamens 5.5-7 mm. Ovary ca. 1.5 mm, glabrous. Legume dark brown, oblong, ca. 30 × 5 cm; segments 2.3-3 cm, epicarp rigidly papery, endocarp thinly parchmentlike. Seeds dark brown, irregularly ovoid, ca. 1.8 × 1.6 cm. Fl. and fr. Aug-Nov.

Forests; 100-600 m. Taiwan (Hengchun Peninsula) [Japan (Ryu­kyu Islands), Philippines].