Qiu, Y.-L., Yang, J.-J., Zhou, X.-M., Ju, W.-B., Zhang, L.-B., He, Z.-R., & Zhang, L. (2023). Three new species of Polystichum (Dryopteridaceae) from Xizang, China based on morphological and molecular evidence. Phytotaxa, 618(1), 18–30. https://doi.org/10.11646/phytotaxa.618.1.2