PPG I (2016), "A community-derived classification for extant lycophytes and ferns", Journal of Systematics and Evolution, 54 (6): 563–603, doi:10.1111/jse.12229, S2CID39980610
Moran, R.C.; Labiak, P.H. & Sundue, M. (2010), "Synopsis of Mickelia, a newly recognized genus of bolbitidoid ferns (Dryopteridaceae)", Brittonia, 62 (4): 337–356, doi:10.1007/s12228-010-9158-9, S2CID22426101
PPG I (2016), "A community-derived classification for extant lycophytes and ferns", Journal of Systematics and Evolution, 54 (6): 563–603, doi:10.1111/jse.12229, S2CID39980610
Moran, R.C.; Labiak, P.H. & Sundue, M. (2010), "Synopsis of Mickelia, a newly recognized genus of bolbitidoid ferns (Dryopteridaceae)", Brittonia, 62 (4): 337–356, doi:10.1007/s12228-010-9158-9, S2CID22426101