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Pteridaceae is a family of ferns in the order Polypodiales, [2] including some 1150 known species in ca 45 genera [3] (depending on taxonomic opinions), divided over five subfamilies. [4] The family includes four groups of genera that are sometimes recognized as separate families: the adiantoid, cheilanthoid, pteridoid, and hemionitidoid ferns.
Pteridoideae is one of the five subfamilies of the fern family Pteridaceae. This subfamily contains about 14 genera [1] ...
Pteridaceae is a large family of ferns in the order Polypodiales. Subcategories. This category has the following 10 subcategories, out of 10 total. A. Adiantum (33 P) ...
Pteris (brake) is a genus of about 300 species of ferns in the subfamily Pteridoideae of the family Pteridaceae. [1] [2] They are native to tropical and subtropical regions, southward to New Zealand, Australia, and South Africa, north to Japan and North America. 78 species (35 endemic) are found in China. [3]
Polypodiales are unique in bearing sporangia with a vertical annulus interrupted by the stalk and stomium. [2] These sporangial characters were used by Johann Jakob Bernhardi to define a group of ferns he called the "Cathetogyratae"; [3] the Pteridophyte Phylogeny Group has suggested reviving this name as the informal term cathetogyrates, to replace the ambiguously circumscribed term "polypods ...
Vittarioideae is a subfamily of the fern family Pteridaceae, in the order Polypodiales. [ 1 ] [ 2 ] The subfamily includes the previous families Adiantaceae (adiantoids or maidenhair ferns) and Vittariaceae (vittarioids or shoestring ferns).
Myriopteris lanosa, the hairy lip fern, is a moderately-sized fern of the eastern United States, a member of the family Pteridaceae.Its leaves and stem are sparsely covered in hairs, but lack scales, hence its common name.
Ceratopteris pteridoides, the floating antler-fern, is a species of aquatic fern in the family Pteridaceae. [2] It is native to the subtropical and tropical New World, the Indian Subcontinent, central and eastern China, and Vietnam. [1] A short-lived perennial, it can reach 4 ft (1.2 m) in width. [2]