Begonia tonkinensis

Begonia tonkinensis is a plant species in the family Begoniaceae. The species is part of the section Diploclinium. It was described in 1919 by François Gagnepain.

Description
The Vietnamese name is Thu hải đường bắc bộ. It is a vascular plant, "commonly upright-stemmed, rhizomatous, or tuberous".

Distribution
This species is native to Vietnam.