Results 171 to 180 of about 5,514 (193)

The Cyatheaceae (Polypodiopsida) of Peru

Brittonia, 2011
A summary is presented of all Peruvian species of scaly tree ferns (Cyatheaceae). A total of 83 species is native to Peru (Sphaeropteris 1 sp., Alsophila sect. Alsophila 9 spp., Alsophila sect. Gymnosphaera 1 sp., Cyathea 72 spp.), with 13 endemic species in Cyathea and one in Alsophila.
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Reestablishing Dicranopteris spissa (Gleicheniaceae, Polypodiopsida) from synonymy, an endemic species from Brazil

Phytotaxa, 2022
We recognized Dicranopteris spissa (Fée) L.V.Lima & Salino comb. nov. as a segregate species distinct from Dicranopteris rufinervis and other gleichenioid ferns occurring in Brazil.
L. V. Lima, A. Salino
semanticscholar   +1 more source

End of an enigma: Aenigmopteris belongs in Tectaria (Tectariaceae: Polypodiopsida)

Journal of Plant Research, 2017
The phylogenetic affinities of the fern genus Aenigmopteris have been the subject of considerable disagreement, but until now, no molecular data were available from the genus. Based on the analysis of three chloroplast DNA regions (rbcL, rps16-matK, and trnL-F) we demonstrate that Aenigmopteris dubia (the type species of the genus) and A.
Chen, Cheng-Wei, Rothfels, Carl J, Mustapeng, Andi Maryani A, Gubilil, Markus, Karger, Dirk Nikolaus, Kessler, Michael, Huang, Yao-Moan   +6 more
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Geographic distribution patterns of species of Pteridaceae (Polypodiopsida) in Brazil

Brazilian Journal of Botany
A. Della, Jefferson Prado
semanticscholar   +2 more sources

A new generic name to solve the paraphyly of Sticherus C.Presl (Gleicheniaceae, Polypodiopsida)

Phytotaxa
Gleicheniaceae is an early diverging lineage of leptosporangiate ferns, characterized by pseudodichotomous frond branching. While six genera are phylogenetically supported, Sticherus has been found to be paraphyletic. To resolve this issue, we describe a
L. V. Lima, A. Salino, G. Rouhan, T. Almeida   +3 more
semanticscholar   +1 more source

Polypodiopsida

Published as part of Castro-Aguiar, Pedro Henrique, Fernandes, Rozijane Santos & Zappi, Daniela Cristina, 2025, Ferns of the Parque Nacional das Nascentes do Rio Parnaíba Brazilian Cerrado, pp. 1-24 in Rodriguesia (e 00612024) (e 00612024) 76 on pages 3-4, DOI: 10.1590/2175-7860202576004, http://zenodo.org/record ...
Castro-Aguiar, Pedro Henrique, Fernandes, Rozijane Santos, Zappi, Daniela Cristina   +2 more
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Two new species of Microlepia (Dennstaedtiaceae, Polypodiopsida) from Thailand

Phytotaxa, 2017
After examining the specimens of genus Microlepia in some major herbaria for the purpose of monographic study, two new species, namely Microlepia kerrii, and M. thailandensis, are recognized and described with photographs of type specimens herein.
JENN-CHE WANG, YI-HAN CHANG, WEN-LIANG CHIOU, HO-YIH LIU   +3 more
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Catalogue of Asplenium septentrionale (L.) (Tracheophyta, Polypodiopsida, Aspleniaseae) specimens 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
The detailed analysis of origin of the Asplenium septentrionale (L.) Hoffm. specimens, deposited in the main collection of vascular plants’ herbarium in the SMNH NASU, has been carried out. Asplenium septentrionale (L.) Hoffm.
O. Kuzyarin
semanticscholar   +1 more source

An update on the distribution and affinities of Cyathea ruttenbergii (Cyatheaceae, Polypodiopsida)

Phytotaxa, 2021
N ...
Adrian Tejedor, F. ARECES-BERAZAIN
semanticscholar   +1 more source

OPHIOGLOSSUM VULGATUM (POLYPODIOPSIDA, OPHIOGLOSSACEAE) В ВОЛОГОДСКОЙ ОБЛАСТИ

2020
Ophioglossum vulgatum L. (Ophioglossaceae) в 2015 г. был включён в Красную книгу Вологодской обл. (3/LC) в связи с наметившейся негативной тенденцией по сокращению числа местонахождений и численности популяций. За период с 1826 по 2020 гг. вид был отмечен в 90 локалитетах, 22 (из 26) административных районах области.
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