Results 161 to 170 of about 5,514 (193)

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

Cladistics, 2023
Areas 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 ...
Aline Possamai Della, Jefferson Prado
semanticscholar   +3 more sources

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 comprising 25 recognized genera grouped into three ...
Dilma Melo da Silva, Lana da Silva Sylvestre, Cláudia Barbieri Ferreira Mendonça, V. Gonçalves-Esteves   +3 more
semanticscholar   +2 more sources

Catalogue of specimens of Asplenium viride Huds. (Aspleniaseae, Polypodiopsida, Polypodiophyta) deposited in the State Museum of Natural History NASU, Lviv, Ukraine

Catalogue of the digitized collections, deposited in the State Museum of Natural History, National Academy of Sciences of Ukraine, 2023
Asplenium viride Huds. is known as “the Green Spleenwort, because of its green stipes and rachides. This feature easily distinguishes this species from the very similar-looking Maidenhair Spleenwort, Asplenium trichomanes. A.
O. Kuzyarin
semanticscholar   +1 more source

Taxonomic revision of Meniscium Schreber (Thelypteridaceae: Polypodiopsida)

Phytotaxa, 2020
Meniscium Schreber (Thelypteridaceae) is a tropical American fern genus containing 25 species, distributed from Florida, the Antilles and southern Mexico to northern Argentina and Paraguay. This genus is characterized by 1–pinnate lamina (rarely simple) with entire, undulate, crenulate or serrate pinnae, conform or subconform apical pinnae, veins ...
ROZIJANE S. FERNANDES, ALEXANDRE SALINO
openaire   +1 more source

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, Benjamin Øllgaard
openaire   +1 more source

Dennstaedtiaceae (Polypodiopsida) no estado de Minas Gerais, Brasil / Dennstaedtiaceae (Polypodiopsida) in Minas Gerais, Brasil

2011
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Assis, Francine Costa, 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, Benjamin Bllgaard
openaire   +1 more source

Ferns of the Southwestern Altai as an object of studying the pteridoflora (class Polypodiopsida) of the Kazakhstan Altai

Fundamental and Experimental Biology
In accordance with the study’s objective, the article presents the results of systematic and chorological analyses of ferns of the Southwestern Altai in the Kazakhstan Altai mountains, and also analyzes the specificity of the pteridoflora to soil ...
A. Danilova, Y. Kotuchov, A. Sumbembayev, O. Anufrieva, A. Vinokurov   +4 more
semanticscholar   +1 more source

Typification of a Linnaean name in Gleicheniaceae (Polypodiopsida)

Phytotaxa, 2018
Gleicheniaceae are an ancient fern family with about 157 species and six genera (PPG I 2016). Although its taxonomy has been through several changes in the last years (Gonzales & Kessler 2011), a great gap remains in both taxonomy and nomenclature.
LUCAS VIEIRA LIMA, RAQUEL STAUFFER VIVEROS, ALEXANDRE SALINO   +2 more
openaire   +1 more source