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Solving the riddle of Aspidium ameristoneuron Fée, a misunderstood Cuban or Mexican species of Ctenitis (Dryopteridaceae) – Occasional Papers from the Herbarium Greuter, 7 [PDF]

open access: yesPhytoKeys
The holotype of Aspidium ameristoneuron, the correct application of which has long been in doubt, has been identified in the herbarium RB in Rio de Janeiro.
Werner Greuter   +1 more
doaj   +4 more sources

Criptógamos do Parque Estadual das Fontes do Ipiranga, São Paulo, SP: Pteridophyta: 21. Tectariaceae [PDF]

open access: yesHoehnea, 2010
Neste trabalho são apresentados os dados referentes ao levantamento florístico da família Tectariaceae no Parque Estadual das Fontes do Ipiranga (PEFI) que está representada na área por três gêneros (Ctenitis, Lastreopsis e Megalastrum) e sete espécies ...
Jefferson Prado, Regina Yoshie Hirai
doaj   +2 more sources

Checklist of ferns and lycophytes from the Parque Estadual Turístico do Alto Ribeira, Iporanga, São Paulo, Brazil [PDF]

open access: yesCheck List, 2015
We present the floristic survey of ferns and lycophytes from the “Parque Estadual Turístico do Alto Ribeira” (PETAR), a remnant of Atlantic Rain Forest of Southeastern Brazil, in São Paulo state.
Frederico Mazziero   +2 more
doaj   +5 more sources

Palynological analysis of the genus Ctenitis (C. Chr.) C. Chr. (Dryopteridaceae) in the Southern Cone of America [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2022
The spore morphology and wall ultrastructure of 12 species of Ctenitis from Southern Cone of America were studied using light microscope, scanning and transmission electron microscope.
DANIEL A. GORRER   +2 more
doaj   +1 more source

Indicator species and characterization of the woody and herbaceous layer in an Atlantic Forest ecotone area at the Paraná portion of Serra do Mar [PDF]

open access: yesRodriguésia, 2023
The study aimed to evaluate the degree of conservation, analyse the structural and floristic similarity of the woody and herbaceous layers of two ecotone forest communities and evaluate the indicator species of a Mixed Ombrophilous Forest (MOF) and Dense
Daniel Zambiazzi Miller   +2 more
doaj   +1 more source

Palynomorphometry in ferns: Ctenitis (Dryopteridaceae), a case of study in the Southern Cone of America

open access: yesRodriguésia, 2023
The morphometric knowledge about the spores of the Ctenitis has not yet been deepened. Considering the folded spores of this genus which inhabit the Southern Cone of America the aims were to increase infrageneric knowledge, to evaluate the relationship ...
Daniel Alejandro Gorrer
doaj   +1 more source

Ferns and lycophytes of the Cerrado State Park, Paraná, Brazil

open access: yesRodriguésia, 2021
We present a checklist of the ferns and lycophytes from the Cerrado State Park, Jaguariaíva, Paraná, Brazil. This region represents the southernmost limit of Cerrado vegetation in Brazil. The park is located along the Devonian Escarpment, one of the most
Mauricio Gonçalves Nunes   +1 more
doaj   +1 more source

Identification and Inventory Pteridophyta in Mount Gede Pangrango National Park, Cibodas, West Java

open access: yesRisenologi, 2021
The fern is one of the plants that is easily found in Indonesia and it has a high diversity and distribution. Ferns are among the simplest vascular plants and are classified into sporous cormophytes which already have transport vessels.
Imam Safir Alwan Nurza, Fitri Andriyani
doaj   +1 more source

Desarrollo del gametofito y conservación de Ctenitis submarginalis (Dryopteridaceae) en la provincia de Buenos Aires, Argentina.

open access: yesBoletín de la Sociedad Argentina de Botánica, 2017
Desarrollo del gametofito y conservación de Ctenitis submarginalis (Dryopteridaceae) en la provincia de Buenos Aires, Argentina. Se estudió la germinación de las esporas y el desarrollo del gametofito de Ctenitis submarginalis de la Reserva Natural Punta
Juan P. Ramos Giacosa   +3 more
doaj   +1 more source

The Ferns of the Calilegua National Park: a look through their spores. Part I [PDF]

open access: yes, 2023
Calilegua National Park is located in the Southeast of the province of Jujuy, Argentina. It is comprised of different districts within the Yungas Biogeographic Province, where conditions are optimal for fern development.
Gorrer, Daniel Alejandro   +2 more
core   +1 more source

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