和闭脉斑果藤 he bi mai ban guo teng

Vines 1-15 m, woody. Twigs pale red or pale tan-colored when dry, stout, terete, pubescent with stellate and simple brownish trichomes, eventually glabrescent; internode length unequal, to 5 cm or longer. Petiole (1-)2-3(-5?) cm, stout, with bubblelike raised structures, apically with a slightly inflated pulvinus; leaf blade oblong to oblong-lanceolate, broadest at middle or apically, 11-13 × 4-5.5 cm, herbaceous to subleathery, both surfaces glabrous or abaxially sometimes with a few trichomes near veins, secondary veins 5-8 on each side of midvein, reticulate veins obvious, base cuneate to nearly rounded, apex nearly rounded to ± acuminate and with a 5-12-mm tip. Inflorescences axillary, racemes, 5-7.5(-9) cm, erect; axis densely pubescent to fulvous tomentose; bracts subulate, 2-3.5 mm, trichomes like those on axis. Pedicel 3-6 mm, stout. Receptacle (torus) ca. 1 mm in diam. Sepals (5 or)6, pale yellow, obovate, 5-6 × 1-1.2 mm, reflexed, both surfaces densely tomentose, apex obtuse. Androgynophore 0.2-0.5 mm, glabrous; stamens 16-24; filaments 2.5-5 mm, pubescent; anthers 0.5-0.7 mm. Gynophore 0.7-1.5 mm, with dense brownish pubescence; ovary ellipsoid, 2-2.5 mm, pubescent; style ca. 0.5 mm, apex recurved; stigma unlobed. Fruit orange when mature, ellipsoid, ca. 2 × 1.7 cm, surface with thin yellow verrucose flecks; endocarp thin, woody; fruiting pedicel plus gynophore ca. 6 mm, ca. 5 mm in diam. Seed ellipsoid, 1.6-2 cm. Fl. Apr-May, fr. Aug-Oct.

Forests; 100-1200 m. S Yunnan [NE India (Assam), Laos, Myanmar, Vietnam].