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Fern allies and ferns were sometimes grouped together as division Pteridophyta. [1] Another traditional classification scheme of living plants is as follows (here, the first three classes are the "fern allies"): Kingdom: Plantae. Division Tracheophyta (vascular plants) Class Lycopodiopsida, clubmosses and related plants (fern-allies)
English name Scientific name Status House holly-fern Cyrtomium falcatum: Introduced Hay-scented buckler-fern Dryopteris aemula: Native Scaly male-fern Dryopteris affinis: Native Narrow buckler-fern Dryopteris carthusiana: Native Crested buckler-fern Dryopteris cristata: Native Broad buckler-fern Dryopteris dilatata: Native Northern buckler-fern
The name Pteridophyte is a Neo-Latin compound word created by English speakers around 1880. [1] It is formed from the prefix pterido-meaning fern, a Latin borrowing of the Greek word pterís which derives from pterón meaning feather. [2] The suffix, -phyte, is a suffix meaning plant from the ancient Greek word phyton (ϕυτόν). [3]
Prefix meaning "near or toward"; also meaning "added to". [13] adaxial Surface of an organ facing toward the organ's axis, [13] e.g. the upper surface of a lateral organ such as a leaf or petal. Contrast abaxial. adelphia. pl. adelphiae
The Barnsley fern is a fractal named after the British mathematician Michael Barnsley who first described it in his book Fractals Everywhere. A self-similar structure is described by a mathematical function, applied repeatedly at different scales to create a frond pattern.
The origins and early history of the BPS at the time of "Pteridomania" is described in the book The Victorian Fern Craze. [2] The BPS celebrated its centenary in 1991; amongst other things, it was marked by the publication of the book, A World of Ferns. [3] The British Pteridological Society is a registered charity: No. 1092399. [4]
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The Athyriaceae (ladyferns and allies) [2] are a family of terrestrial ferns in the order Polypodiales.In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), the family is placed in the suborder Aspleniineae, and includes two genera. [1]