A contribution to Gymnosphaera (Cyatheaceae) in mainland Asia: Two new species, reinstatement of Cyathea bonii, and their phylogenetic positions
Shi-Yong Dong, Zheng-Yu Zuo, Yong Xiao, Ling Huang, Van The Pham, Ke Loc Phan, and Ming Kang
J Syst Evol . 2022, (2): 433 -444 .  DOI: 10.1111/jse.12679