[1]
Xu, K.-W., Lorence, D., Wood, K.R., Liao, W.-B. and Zhang, L.-B. 2019.

A revision of the Hymenasplenium unilaterale subclade (Aspleniaceae; Pteridophyta) with the description of nine new species

. Phytotaxa. 419, 1 (Sep. 2019), 1–27. DOI:https://doi.org/10.11646/phytotaxa.419.1.1.