Abstract:This paper reported a new record genus Mastersia Benth. (M. assamica Benth.) and a new record species Abarema ellipticum (Bl.) Kosterm in China. The genus Mastersia Benth. (M. assamica) was found in the South of Medog, S. E. Tibet, and the species Abarema ellipticum (Bl.) Kosterm. was found in Yingjiang, near Myanmar border, West of Yunnan.