Kingdom Plantae Order Athyriales Genus Blechnum
L. Rank Species | Division Pteridophyta Family Blechnaceae Scientific name Blechnum durum | |
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Class Polypodiopsida /
 Pteridopsida (disputed) Similar Blechnum ambiguum, Blechnum arcuatum, Blechnum contiguum, Blechnum chambersii, Blechnum indicum | ||
Blechnum durum in the hard fern genus is within the family Blechnaceae. This fern has a somewhat restricted range in coastal forests from south of Okuru and the Haast River eastward to the Catlins area of the South Island, New Zealand. B. durum also is found on Stewart Island in the mixed hardwood/podocarp forest floor in association with Blechnum blechnoides, Blechnum chambersii and Blechnum colensoi.
Taxonomy
This fern was first described by Moore in The Gardeners' Chronicle in 1866. His description was based on a cultivated specimen collected by Henry H. Travers on the Chatham Islands in 1871.
References
Blechnum durum Wikipedia(Text) CC BY-SA