References
For Rumohra
Kramer, K.U., and P.S. Green. 1990. Pteridophytes and Gymnosperms. In K. Kubitzki, ed., The families and genera of vascular plants. Springer-Verlag, Berlin. Google Scholar
PPG I. 2016. A community-derived classification for extant lycophytes and ferns. J. Syst. Evol. Google Scholar