独叶秋海棠，中国秋海棠科一新记录种

Begonia prolifera A. DC., a newly recorded species of Begoniaceae from China

摘要: 报道了发现于云南省德宏州盈江县那邦镇的中国秋海棠属(Begonia)植物一新记录组，独叶组(Begonia sect. Monophyllon A. DC.)及一新记录种，独叶秋海棠(Begonia prolifera A. DC.)。本文对该种形态特征进行了补充描述，并提供了彩色图片，凭证标本存放于中国科学院西双版纳热带植物园标本馆(HITBC)。

Abstract: Begonia sect. Monophyllon A. DC. and Begonia prolifera A. DC. (Begoniaceae) are reported as a newly recorded section and species in China. Specimens were collected for the first time from Nabang Town, Yingjiang County of Dehong Dai and Jingpo Autonomous Prefecture, Yunnan Province, China. Updated morphological descriptions and color photos are provided here. Voucher specimens were deposited in the Herbarium of Xishuangbanna Tropical Botanical Garden, Chinese Academy of Sciences (HITBC).