Climber. Branchlets weakly angled, sparsely lenticellate, sparsely puberulent, sometimes glabrescent. Leaves in whorls of 3-5; petiole 0.1-0.3 cm long, glabrous or pubescent; blade subcoriaceous to papery, linear to narrowly elliptic, 1.9-6.5 by 0.2-0.8 cm, 5.8-15.2 times as long as wide, apex acuminate, base cuneate, margin weakly undulate or not, midrib weakly sunken above, no clear intramarginal vein, glabrous or puberulent only on midrib beneath, glabrous above, secondary veins weakly prominent above, obscure beneath. Inflorescence of 2 flowers or of solitary axillary flowers, delicate, glabrous or sparsely puberulent, 1.5-1.7 cm long; bracts persistent, deltoid or leafy; pedicels c. 6 mm long; bracts in a ring around the middle of the pedicel; 2 small bracteoles immediately beneath calyx. Sepals ovate, c. 1.8 by 1 mm, c. 1.8 times as long as wide, apex acuminate, ciliate, glabrous. Corolla unknown. Fruit with 1 article; stalks 3.4-3.7 mm long; articles with thin flesh, 9-11.4 by 6.2-10 mm, ellipsoid or subglobose, apex rounded, black when mature. Seeds c. 6.7 by 5.5 by 5.2 mm.
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