Liang, Z.-L., He, Z.-R. & Zhang, L.-B. (2021)

Polystichum dongchuanense and P. menglaense (subg. Haplopolystichum; Dryopteridaceae), two new ferns from Yunnan, China

. Phytotaxa 479 (1): 114–120. https://doi.org/10.11646/phytotaxa.479.1.9