Ptisana oreades is a species of fern in the family Marattiaceae. It is native to northeast Queensland, Australia.
Description This fern has a large erect rhizome reaching up to about high, which is obscured by accumulated stipules. The arching fronds are usually bipinnate and grow to about in length.
Taxonomy This species was first described in 1913 as Marattia oreades by Czech botanist Karel Domin. In 2008, botanist Andrew G. Murdock transferred it to the new genus Ptisana, retaining the species epithet oreades.
Distribution and habitat It is a terrestrial fern, and grows in rainforested areas close to water courses, from the McIlwraith Range on Cape York Peninsula south along the east coast to about the Eungella National Park west of Mackay.
Conservation This species is listed as least concern under the Queensland Government's Nature Conservation Act. , it has not been assessed by the International Union for Conservation of Nature.
References
External links
View a map of herbarium collections of this species at the Australasian Virtual Herbarium View observations of this species on iNaturalist View images of this species on Flickriver.com