Begonia imitans Irmsch.

This species is similar to Begonia taliensis but differs by lacking lobules on the leaf blade.

Herbs, deciduous. Tubers globose, 1.1-1.9 cm in diam. Leaves usually 1 or 2, basal; stipules caducous, ovate or oblong, 3-5 × 1.4-1.8 mm, abaxially pilose, apex acuminate; petiole 12-21 cm, brown villous; blade suborbicular, asymmetric, 9-12 × 8.5-1.9 cm, abaxially pilose, adaxially reddish hairy, venation palmate, 5-7-veined, base oblique, cordate, margin incised-serrate, divided to 1/2 of leaf length; lobes 5-7, apex acuminate. Inflorescences 15-31 cm tall, pilose when young; bracts caducous, ovate-oblong, ca. 8 mm, membranous, margin ciliate, apex acuminate. Staminate flowers: pedicel 1.3-1.5 cm; tepals 4, outer 2 broadly ovate, 9-11 × 8-10 mm, abaxially hairy, inner 1 obovate, 6.5-7.5 × ca. 3.5 mm; stamens numerous; filaments 1-1.3 mm, free; anthers obovoid, apex emarginate. Pistillate flowers: pedicel 1.2-1.8 cm; tepals 3, outer 2 broadly ovate or suborbicular, ca. 8 × 6-7 mm, abaxially hairy, inner 1 oblong, ca. 5 mm; ovary oblong, 8-10 × 7-8 mm, glabrous, unequally 3-winged, 3-loculed; placentae axile, bilamellate; styles 3, free; stigmas 2-cleft, spiraled. Capsule unknown. Fl. Jun-Jul.

Sichuan (Hongxi, Kangding).

● Moist shaded places in dense forests on slopes; 1300-1400 m.