Adiantum - Wikipedia
Adiantum (/ ˌ æ d i ˈ æ n t əm /), [1] the maidenhair fern (not to be confused with the similar-looking maidenhair spleenwort fern), is a genus of about 250 species of ferns in the subfamily Vittarioideae of the family Pteridaceae, [2] though some …
A new fossil record of Adiantum (Pteridaceae) from Oligocene of …
2024年12月4日 · Adiantum, a genus of leptosporangiate ferns, belonging to the Pteridaceae, is characterised by marginal sori, reflexed pseudoindusia, and dichotomous venation. As a large and widespread genus, Adiantum includes about 225 extant species and a nearly worldwide distribution, but its fossil record is rather scarce.
Oxford University Plants 400: Adiantum species - University of …
The cosmopolitan genus Adiantum comprises more than 200 species of shade-loving, terrestrial ferns. The genus is readily recognised by its fronds which typically have wiry, highly polished, dark purple to black stalks with highly dissected blades of delicate, fan-shaped segments.
The over 200 species of Adiantum span six continents and are nearly all terrestrial. Here, we present one of the most comprehensive phylogenies for any large (200+
Adiantum: Occurrence and Gametophyte | Botany - Biology …
Adiantum is popularly called ‘Maiden hair fem’ because of the shiny black rachis of the leaves. It is one of the most widely distributed genera (Other genera are Cheilanthes, Pellaea, Ceratopieris and Anogramma) of the family growing luxuriantly in …
Spore morphology of Adiantum species from the Indian …
2 天之前 · This extensive spore morphological examination will provide a comprehensive dataset for the identification of fossil spores (to the species level) and for the taxonomic characterization of Adiantum species in India and comparison of them with other species around the world.
American Journal of Botany - Botanical Society of America
2011年10月1日 · Adiantum comprises 150–200 species, with a wide distribution except in extremely cold or dry regions (8; 82; 36; 81; 51; 25). Most species of this genus occur in tropical to subtropical regions, with the greatest diversity in the neotropics (26). Recent analyses suggest that Adiantum may be paraphyletic (69; 4).
(PDF) Adiantum (Pteridaceae) in Brazil: Key to the species and ...
2020年1月1日 · Adiantum is a Pantropical genus of ferns, monophyletic, and has about 225 species. It can be recognized by the indusia with veins, bearing sporangia directly on the underside of its reflexed...
Adiantum japonicum, a new species of the Adiantum pedatum …
2021年11月10日 · The over 200 species of Adiantum span six continents and are nearly all terrestrial. Here, we present one of the most comprehensive phylogenies for any large (200+ spp.) monophyletic ...
Adiantum species: A. A. capillus-veneris, sori (photo: MS). B-C. A ...
Adiantum is a Pantropical genus of ferns, monophyletic, and has about 225 species. It can be recognized by the indusia with veins, bearing sporangia directly on the underside of its reflexed...