大果三翅藤 (原变种) da guo san chi teng (yuan bian zhong)

Porana sinensis Hemsley in F. B. Forbes & Hemsley, J. Linn. Soc., Bot. 26: 197. 1890; P. esquirolii H. Léveillé; Vatica cordata H. H. Hu.

Climbers, pubescent. Leaf blade broadly ovate, elliptic-ovate to nearly circular, 8.5-13.2 6.1-10 cm, abaxially rusty (to dull yellow) velutinous or tomentose, adaxially subglabrous, base cordate or shallowly cordate, apex acuminate or cuspidate. Corolla blue-violet or pale blue to white; tube 8-10 mm; limb 1.9-2.3(-3) cm in diam. Stamens exserted, equal, 1.1-1.2 cm. Disc absent. Fl. Apr-Sep, fr. May-Dec.

On rich, moist, sometimes rocky, conglomerate soils, thickets, forests, stream banks, slopes, rock cliffs; 100-2500 m. Guangdong, Guangxi, Guizhou, S Hunan [NE Vietnam].