Ptisana purpurascens (de Vriese) Murdock, 2008 6% complete

No common name

Murdock AG (2008) A Taxonomic Revision of the Eusporangiate Fern Family Marattiaceae, with Description of a New Genus Ptisana. Taxon 57(3): 737-755. Retrieved from http://www.jstor.org/stable/27756705