Begonia ruboides C. M. Hu

Herbs, prostrate. Rhizomes absent. Stems rooting at nodes. Leaves basal; stipules oblong, 5-6 mm, margin entire, apex acuminate; petiole 2-6.5 cm, densely brown hirsute; blade orbicular or broadly ovate, asymmetric, 2.5-6 × 2-5 cm, abaxially hirsute, adaxially red setose, venation palmate, 6- or 7-veined, base oblique, shallowly cordate, margin shallowly and remotely denticulate, apex rounded. Inflorescences hirsute; bracts ovate-lanceolate, 8-10 mm, glabrous or abaxially hairy, apex acuminate. Staminate flowers: pedicel 1-2 cm; tepals 4, white, outer 2 broadly ovate, ca. 1.5 × 1.4 cm, inner 2 oblong-obovate, ca. 1 cm × 5-6 mm; stamens numerous; filaments free, ca. 1.2 mm; anthers oblong, ca. 0.9 mm. Pistillate flowers: tepals 4 (from protologue, requiring confirmation), white, outer 2 broadly ovate, 8-10 mm, inner 2 oblong; ovary sparsely hairy, 3-loculed, placentae axile, bilamellate; styles 3, fused at base; stigmas 2-cleft, U-shaped. Capsule nodding, ovoid, unequally 3-winged; abaxial wing narrowly triangular, ca. 1 cm; lateral wings smaller, broadly triangular. Fl. Mar-May, fr. Jun-Jul.

Yunnan (Jinping, Pingbian).

● Scrubby vegetation and forests, shaded moist environments; 1300-2200 m.