Ebihara, A., Nakato, N., Ohi-Toma, T. and Iwatsuki, K. 2020.

Thelypteris sylva-nipponica, a new allotetraploid species in the Parathelypteris group (Thelypteridaceae)

. Phytotaxa. 477, 2 (Dec. 2020), 229–242. DOI:https://doi.org/10.11646/phytotaxa.477.2.7.