Dai Xiao-Song, Min Dao-Zhang, Yang Bo, Wu Ding, Li Bo
Jiangxi Key Laboratory of Plant Resources and Biodiversity, Jingdezhen University, Jingdezhen 333000, China Jingdezhen University Jingdezhen China.
School of Life Sciences, Nanchang University, Nanchang 330031, China Nanchang University Nanchang China.
PhytoKeys. 2021 Feb 10;172:67-73. doi: 10.3897/phytokeys.172.62749. eCollection 2021.
Based on investigation of populations of and , examination of herbarium specimens (including types), as well as consultation of protologues and distributions, is hereby reduced to a synonym of . is endemic to northeastern Guangxi Province of China and characterized by having elliptic to ovate leaves and staminodes 3-5-branched with globose glands. Field photographs and an updated morphological description of are provided.