Li, Xiao juan, Jian xiu Li, Kang Sun, and Xiao Wang. 2023. “Taxonomic Validity of Dryopteris Laoshanensis J. X. LI ET S. T. Ma and Dryopteris Championii (Benth.) C. Chr. From China”. Bangladesh Journal of Botany 51 (40):863-71. https://doi.org/10.3329/bjb.v51i40.63828.