9. Begonia auritistipula Y. M. Shui & W. H. Chen, Acta Bot. Yunnan. 27: 357. 2005.
耳托秋海棠 er tuo qiu hai tang
Herbs vinelike. Rhizomes long creeping, zigzag, 30-50 cm, 3-5 mm in diam., sparsely hirsute-villous; internodes 3-5 cm. Leaves all basal; stipules broadly ovate, 9-11 mm, base obliquely auriculate, margin entire; petiole 9-12 cm, sparsely reflexed hirsute; blade ovate, 10-18 × 4-7 cm, papery, rugose, abaxially hirsute-pilose on veins, adaxially setulose, base obliquely deeply cordate, margin serrulate and ciliate, apex acuminate. Inflorescences axillary, flowers 8-13 in 2-4 times branched dichasial cyme; peduncle 5-9 cm, glabrous; bracts oblong or broadly obovate, 1.2-1.4 × 0.9-1.1 cm, glabrous, margin ciliate, apex rounded. Staminate flowers: pedicel ca. 1.5 cm, glabrous; tepals 4, outer 2 pink, with red veins, suborbicular, 1-1.2 cm in diam., abaxially sparsely hirsute, inner 2 white or pinkish, elliptic, 9-10 × 3-3.5 mm, glabrous; androecium zygomorphic; stamens numerous; filaments nearly free, 0.8-1 mm; anthers obovoid, ca. 1.3 × 0.7 mm, apex emarginate. Pistillate flowers: tepals 3, outer 2 with pink veins, suborbicular, 0.8-1 cm in diam., abaxially strigose-hirsute; ovary 5-6 × 4-4.5 mm, sparsely strigose-hirsute, 1-loculed with parietal placentation; styles 3, free, 1.8-2.3 mm; wings 3, unequal, apex truncate or rounded. Capsule unknown. Fl. May-Nov.
● Originally cultivated at the Guangxi Botanical Garden of Medicinal Plants, without detailed accession information.
The type was made from plants in cultivation at the Kunming Botanical Garden, Chinese Academy of Sciences, in Yunnan.