Begonia coelocentroides Y. M. Shui & Z. D. Wei, a new species of Begoniaceae from Yunnan, China
1,2WEI Zhi-Dan 1SHUI Yu-Min* 1,2ZHANG Mei-De 1,2ZHANG Rong-Mei 1(Kunming Institute of Botany, the Chinese Academy of Sciences, Kunming 650204, China) 2(Graduate school of the Chinese Academy of Sciences, Beijing 100049, China)
Begonia coelocentroides Y. M. Shui Z. D. Wei, a new species of the genus Begonia L. (sect. Platycentrum, Begoniaceae) from Yunnan, China, is described and illustrated. It resembles B. oreodoxa Chun F. Chun in having parietal placentas at the upper part of the ovary, differing mainly in the female flowers with 5 tepals and the largest wing of the capsule being 20–22 mm long and ligulate.