Results 81 to 90 of about 6,091 (222)

Morfologia de esporos de pteridófitas do Parque Estadual das Fontes do Ipiranga (São Paulo, Brasil) Família: 2-Blechnaceae

open access: yesHoehnea
Foram estudados os esporos de sete espécies de pteridófitas pertencentes à família Blechnaceae no Parque Estadual das Fontes do Ipiranga (PEFI). A família está representada na área por dois gêneros: Blechnum e Salpichlaena. Para todos os táxons estudados
Carolina Brandão Coelho   +1 more
doaj   +1 more source

Catálogo comentado de las especies de Blechnum L. (Blechnaceae, Pteridophyta) de Mesoamérica y Sudamérica

open access: yesAnales del Jardín Botánico de Madrid, 2006
A critical checklist of the Mesoamerican and South American species and hybrids of Blechnum is presented. For each entry the place of original publication, types, authors, and pertinent synonyms are included.
Cristina H. Rolleri, Carmen Prada
doaj   +1 more source

Environmental effects of the Manganui ski field, Mt Taranaki/Egmont [PDF]

open access: yes, 2012
During May 2012, the environmental effects of the Manganui ski field were examined. Permanent quadrats first established in 1974 to monitor vegetation changes were re-measured, vegetation mapping was conducted, modifications to ground form and drainage ...
Bylsma, Rebecca Johanna   +2 more
core   +1 more source

Revision of monomorphic and subdimorphic species of genus "Blechnum" ("Blechnaceae-Pteridophyta"). [PDF]

open access: yes
Doce taxones del género Blechnum fueron seleccionados para su estudio: B. arcuatum, B. asplenioides, B. australe subsp. australe, B. australe subsp. hastatum, B. glandulosum subsp. glandulosum, B. glandulosum subsp. austrobrasilianum, B.
Ciciarelli, María de las Mercedes   +4 more
core   +2 more sources

Climate Warming and Deglaciation Drive New Peat Formation in the Southern Alps, Aotearoa/New Zealand

open access: yesGeophysical Research Letters, Volume 52, Issue 4, 28 February 2025.
Abstract Nascent peatlands represent an emerging, nature‐based carbon sink in the global climate system. A warming climate and changing precipitation regime could drive peat initiation beyond the current latitudinal and altitudinal boundaries of the peatland bioclimatic envelope, through increases in plant productivity and moisture availability, with ...
R. E. Fewster   +11 more
wiley   +1 more source

Especies arborescentes del género Blechnum (Blechnaceae: Pteridophyta) Arborescent species of the genus Blechnum (Blechnaceae: Pteridophyta)

open access: yesRevista de Biología Tropical, 2013
La bibliografía sobre el género Blechnum L. es muy abundante tanto en lo que respecta a las especies neotropicales como paleotropicales. Sin embargo, aún faltan estudios anatómicos completos, una caracterización actualizada de su morfología externa e ...
Cristina H. Rolleri   +3 more
doaj  

Flora das cangas da Serra dos Carajás, Pará, Brasil: Blechnaceae

open access: yesRodriguésia
Resumo Este estudo trata as espécies de Blechnaceae encontradas nas formações ferríferas da Serra dos Carajás, estado do Pará, com descrições, ilustrações, distribuição geográfica e comentários sobre os táxons.
Alexandre Salino   +2 more
doaj   +1 more source

Wildfire Impact on Coastal Groundwater‐Dependent Heathland: Structural and Floristic Responses and Management

open access: yesAustral Ecology, Volume 50, Issue 2, February 2025.
In 2019, an intense wildfire impacted a long‐term heathland monitoring site on Bribie Island, Queensland, unburnt for 20 years. A before–after control–impact study was conducted using a generalised linear model to assess the impact on vegetation structure and composition.
David Stanton   +3 more
wiley   +1 more source

Gametophyte and sporophyte of tree ferns in vitro culture

open access: yesActa Societatis Botanicorum Poloniae, 2011
Experiments had been carried out on gametophytes and very young fronds of sporophytes with application of Murashige and Skoog (1962) medium. The paper described the results of 15 years in vitro experiments on 16 species of tree ferns belonging to various
Katarzyna Goller, Jan J. Rybczyński
doaj   +1 more source

Vegetation and floristic diversity in Gibraltar Range and part of Washpool National Parks, New South Wales [PDF]

open access: yes, 2008
The vegetation of Gibraltar Range National Park and adjoining parts of eastern Washpool National Park, 65 km east of Glen Innes (29° 31’S 152° 18’E) on the eastern escarpment of New South Wales is described.
Hunter, John T., Sheringham, Paul
core  

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