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

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).