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Begonia limprichtii

Description from Flora of China

Begonia houttuynioides T. T. Yü.

Herbs. Rhizomes elongate; internodes distinct. Leaves basal; stipules caducous, ovate-triangular, 5-7 mm, glabrous, apex acuminate; petiole 3-8 cm, densely brown villous; blade ovate or broadly ovate, asymmetric, 5-8 × 4-7 cm, abaxially villous, adaxially red setose, venation palmate, 7-veined, base shallowly cordate, margin remotely and irregularly denticulate, very shallowly divided, apex shortly caudate or acuminate. Inflorescences 8-16 cm tall, subglabrous or glabrous; peduncle 1-1.3 cm; bracts ovate-lanceolate, 6-10 × 2-4 mm, margin ciliate, apex acuminate and shortly cuspidate. Staminate flowers: pedicel ca. 4 mm; tepals 4, white or rarely pink, outer 2 broadly ovate, 1.8-2 × ca. 1.5 cm, abaxially pilose, inner 2 broadly elliptic, ca. 10 × 5 mm; filaments 1-2 mm; anthers obovoid, ca. 0.8 mm, apex emarginate. Pistillate flowers: pedicel ca. 2.2 cm; ovary pilose, 2-loculed; placentae axile, bilamellate; tepals 4 or 5, unequal, largest suborbicular, broadly oblong, or broadly ovate, 1.5-1.6 cm, smallest oval or oblong, (3-)10 × (2-)5 mm; styles 2, fused to halfway; stigmas 2-cleft, spiraled. Capsule nodding, obovoid-oblong, 10-13 × 7-9 mm, unequally 3-winged; abaxial wing ligulate, 13-17 × 5-9 mm; lateral wings 3-5 mm. Fl. Jun, fr. Aug. 2n = 22*.

This species is similar to Begonia ruboides but differs by its very shallowly lobed leaf blade and 2-loculed ovary.

● Mountain slopes; 500-1700 m. Sichuan, Yunnan.


 

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