Easa, P. S. (2003). Biodiversity documentation for Kerala, Part5: Pteridophytes.
Chicago Edition CitationEasa, P S. Biodiversity Documentation for Kerala, Part5: Pteridophytes. Kerala Forest Research Institute, Peechi, 2003.
MLA Edition CitationEasa, P S. Biodiversity Documentation for Kerala, Part5: Pteridophytes. 2003.
Warning: These citations may not always be 100% accurate.