References
Smith, A.R., and R.B. Cranfill. 2002. Intrafamilial relationships of the thelypteroid ferns (Thelypteridaceae). Amer. Fern J. 92: 131-149. Google Scholar
Smith, A.R., and R.B. Cranfill. 2002. Intrafamilial relationships of the thelypteroid ferns (Thelypteridaceae). Amer. Fern J. 92: 131-149. Google Scholar