Results 171 to 180 of about 6,364 (207)

The nature and prevalence of diversification rate shifts across the Tree of Life. [PDF]

open access: yesEvol Lett
Kopperud BT   +4 more
europepmc   +1 more source
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Palynology of selected species of Blechnaceae (Polypodiopsida: Polypodiales)

Palynology, 2021
The Blechnaceae is a family of leptosporangiate ferns with a wide geographical distribution. Recent phylogenies revealed several lineages within the family, culminating in a classification system c...
Lana Da Silva Sylvestre   +2 more
exaly   +2 more sources

Areas of endemism of Pteridaceae (Polypodiopsida) in Brazil: a first approach

Cladistics, 2023
AbstractAreas of endemism (AoE) comprise regions host to two or more endemic taxa, whose distributional limits are congruent and not random. These areas are important for two reasons: they comprise the smallest geographic units for biogeographic analyses and they are priority targets for conservation actions. Ferns are a monophyletic group that despite
Aline Possamai Della, Jefferson Prado
openaire   +2 more sources

New species of ferns (Polypodiopsida) from Ecuador

Nordic Journal of Botany, 1998
The following new species of ferns are described and illustrated: Arachniodes squamulosa, Cyathea halonata, C. punctata, Polypodium fayorum , and Trichomanes paucisorum.
Robbin C Moran
exaly   +2 more sources

The fern family Gleicheniaceae (Polypodiopsida) in Brazil

Phytotaxa, 2018
We carried out a taxonomic study of the leptosporangiate fern family Gleicheniaceae (Polypodiopsida) in Brazil out and accepted 17 species distributed in three genera. Taxonomic descriptions to the whole family, genera and species are provided, as well as keys to the genera and species, synonymies, maps, illustrations, and notes.
Lima, Lucas Vieira, Salino, Alexandre
openaire   +1 more source

Six new species of ferns (Polypodiopsida) from Ecuador

Nordic Journal of Botany, 1995
Moran, R.C. & Øllgaard, B. 1995. Six new species of ferns (Polypodiopsida) from Ecuador. ‐ Nord. J. Bot. 15: 177–185. Copenhagen. ISSN 0107–055X. The following species of ferns from Ecuador are described as new: Blechnum mono‐morphum.
Robbin C Moran
exaly   +2 more sources

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