广西青牛胆 guang xi qing niu dan

Vines slightly woody. Stems terete, grayish green, often with purplish green speckles, longitudinally sulcate, glabrous or pubescent. Petiole 3.5-4 cm, base swollen and geniculate; leaf blade orbicular-cordate, 8-14 × 6.5-11 cm, papery, olive green when dried, abaxially densely hirsute-villous, adaxially glabrous or subglabrous, base deeply cordate, basal lobes rounded, slightly divaricate, occasionally folded, apex apiculate, palmately 7-veined, together with lateral veins impressed adaxially and prominent abaxially. Inflorescences and flowers unknown. Infructescences from axils of previous year’s stems, loosely paniculate, up to 24 cm overall; peduncle ca. 15 cm, hirsute. Fruiting pedicels 7-10 mm, stout, apex swollen and globose; drupe milky white, red when dry, oblate; endocarp 6.5-7.5 × 8.5-9 mm, abaxially with midrib protuberant, with tuberculate rugae on both surfaces. Fr. Jun.

● Guangxi (Longzhou).