Taiwania

Begonia floriprolifera, a new Species of Begonia（Begoniaceae）from Southwestern Guangxi of China and Northern Vietnam Begonia floriprolifera is a new species of Begonia sect. Coelocentrum distributed in the karst area of southwestern Guangxi of China and northern Vietnam. Morphologically, it is mostly similar to B. bonii, but differs mainly by its nearly glabrous stipules, shorter inflorescence, bilaterally symmetric and upward curved androecium with fewer stamens, and concave apex of anthers. Due to the narrow distribution area and unfavorably environmental changes of its natural habitat, the new species is assigned to Endangered according to the IUCN Red List Categories and Criteria.

中国西南部广西及越南北部的新发现的秋海棠属植物——Begonia floriprolifera，该物种隶属于秋海棠属下的Coelocentrum组，广泛分布于中国西南部广西及越南北部的喀斯特地区。从形态学角度分析，其与B. bonii较为相似，但主要区别在于其近无毛的托叶、较短的花序、两侧对称且向上弯曲的雄蕊结构以及较少的花药，以及花药顶端呈现凹形。鉴于其狭窄的分布区域及其自然栖息地的环境变化不利，根据国际自然保护联盟（IUCN）的红色名录分类和标准，该新物种被列为濒危物种。