Results 71 to 80 of about 5,347 (163)

Helechos y licofitas de la Reserva Natural Punta Lara (Buenos Aires, Argentina): actualización florística, taxonómica y aspectos biogeográficos

open access: yesLilloa
La Reserva Natural Punta Lara (RNPL) está ubicada en la costa del estuario “Río de La Plata” y pertenece biogeográficamente al distrito Delta del Paraná (provincia Esteros del Iberá). En un relevamiento previo se registraron 23 especies de helechos y una
Maria Lujan Luna   +4 more
doaj   +1 more source

Taxonomic analysis of the collection of the department of flower-ornamental plants of Kremenets botanical garden

open access: yesІнтродукція Рослин, 2019
Objective — to analyze the quantitative and qualitative composition the taxonomic structure of flower-ornamental plants of Kremenets Botanical Garden. Material and methods.
I.O. Kovalchuk   +2 more
doaj   +1 more source

The Blechnum occidentale (Blechnaceae, Polypodiopsida) species group in southern and southeastern Brazil

open access: yesPhytotaxa, 2015
A taxonomic study of the Blechnum occidentale species group in southern and southeastern Brazil (Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, and Rio Grande do Sul) was carried out and eleven taxa were accepted (nine species, two hybrids).
De Oliveira Dittrich, Vinicius Antonio   +2 more
openaire   +4 more sources

Potential of morphology-based Pterydophyta diversity in supporting field-based practicum of low plant botany learning

open access: yesJPBI (Jurnal Pendidikan Biologi Indonesia)
Field-Based Practicum (FBP) about Pterydophyta diversity material in Low plant botany learning is very important, even though the facts in the field show that FBP is still minimally carried out.
Y. Yudhistian   +1 more
doaj   +1 more source

Blechnum rosulatum (Blechnaceae, Polypodiopsida), a new species of fern from Tocantins, Brazil [PDF]

open access: yesActa Botânica Brasílica
We describe a new species of Blechnum from Tocantins, Brazil: Blechnum rosulatum sp. nov. (Blechnaceae). Information about its geographical distribution, habitat, phylogenetic placement and comments on conservation status are given, as well as an updated
Bianca Schindler   +5 more
doaj   +1 more source

Primer registro de Cyathea fulva (Cyatheaceae, Polypodiopsida) en el Estado de México

open access: yesBotan‪ical Sciences, 2008
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Carmen Zepeda   +3 more
doaj   +1 more source

Vegetation heterogeneity of black alder forests in and around El-Kala Biosphere Reserve, northeastern Algeria

open access: yesBotan‪ical Sciences, 2019
Background: Despite its ecological importance, the study of Algerian alder forests has been largely neglected, even though they represent the largest ones of their kind in North Africa.
Abdeldjabar Necer   +3 more
doaj   +1 more source

Cyatheales (Polypodiopsida) do Corredor de Biodiversidade do norte do Pará, Brasil

open access: yesHoehnea
Este artigo é parte de uma série onde são apresentadas as espécies de licófitas e samambaias do Corredor de Biodiversidade do Norte do Estado do Pará e faz parte do projeto "Diagnóstico da Biodiversidade das Unidades de Conservação Estaduais do Mosaico ...
Luiz Armando de Araújo Góes-Neto   +1 more
doaj   +1 more source

Dryopteridaceae e Lomariopsidaceae (Polypodiopsida) do Campo Experimental da Embrapa Amazônia Oriental, Moju, Pará, Brasil

open access: yesRodriguésia
Resumo O presente trabalho apresenta as espécies das famílias Dryopteridaceae e Lomariopsidaceae que ocorrem no Campo Experimental da Embrapa Amazônia Oriental.
Sebastião Maciel   +1 more
doaj   +1 more source

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