Results 51 to 60 of about 6,091 (222)

Stomatal frequency and gas exchange differs in two Blechnum species (Pteridophyta, Blechnaceae) with contrasting ecological breadth La frecuencia estomática e intercambio de gases difieren en dos especies de Blechnum (Pteridophyta, Blechnaceae) con distinto rango ecológico

open access: yesGayana: Botanica, 2012
In Chilean temperate forest, the fern Blechnum chilense has a wide ecological breath, but occur mainly in full sun habitats, while Blechnum mochaenum is restricted only to shady sites.
Cristian Atala   +2 more
doaj  

Mapping the fern Blechnum heringeri (Blechnaceae, Polypodiopsida): recording the geographical distribution, ecological preferences and reporting a new record in northeastern Brazil

open access: yesHoehnea, 2019
Blechnum heringeri Brade is an endemic species from Brazil previously considered vulnerable. Until recently, there was a very limited number of records for this species, all from the Cerrado Phytogeographical Domain in central Brazil.
Augusto César Pessôa Santiago   +3 more
semanticscholar   +1 more source

Vegetation of montane bogs in east-flowing catchments of northern New England, New South Wales [PDF]

open access: yes, 2013
The floristics of the montane bogs in east-flowing catchments of northern New England, north-eastern New South Wales (lat 28° 47’–31° 25’ S; long 151° 50’–152° 30’ E), are described from 62 full floristic survey sites (20 x 20 m in area).
Bell, Dorothy, Hunter, John T.
core  

Fire responses of bushland plants after the January 1994 wildfires in northern Sydney [PDF]

open access: yes, 2013
In early January 1994 wildfires burned areas of bushland in northern Sydney (lat 33° 45’ S, long 151° 05’ E) in coastal south-eastern Australia. This paper reports observations of the fire responses for 828 species of bushland plants – 576 native species
Kubiak, P. J.
core  

Blechnum cordatum (Blechnaceae): Nueva cita para la Flora del Noroeste de Argentina Blechnum cordatum (Blechnaceae): a new record for the Northwestern Flora of Argentina

open access: yesBoletín de la Sociedad Argentina de Botánica, 2006
Se registra por primera vez para el Noroeste de Argentina, en la Provincia de Salta, a Blechnum cordatum (Desv.) Hieron. Se describe e ilustra a la especie y se da a conocer su distribución geográfica en América del Sur.Blechnum cordatum (Desv.) Hieron ...
Juan P. Ramos Giacosa   +2 more
doaj  

Delimitación y descripción biofísica de dos turberas y de una laguna endorreica en el sector Salsipuedes-Cerro Asunción, Parque Nacional Tapantí - Macizo de la Muerte, Costa Rica

open access: yesCuadernos de investigación UNED, 2018
El reconocimiento de las turberas como parte esencial de los recursos humedales del mundo ha aumentado en los últimos años. Aproximadamente la mitad de los humedales del mundo son turberas y son particularmente vulnerables a las actividades humanas y el ...
Yazmín León Alfaro   +1 more
doaj   +1 more source

The diet of feral goats (Capra hircus L.) in the Rimu-Rata-Kamahi Forest of Mount Egmont [microform] : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Zoology at Massey University [PDF]

open access: yes, 1985
The diet of the feral goat (Capra hircus) in rimu-rata-kamahi forest on Mount Egmont was examined by sorting monthly rumen samples for one year. Seasonal changes in diet, relative plant palatabilities, differential fragmentation and digestion rates of ...
Mitchell, Russell John
core  

Interactions of rare earth elements with living organisms and emerging biotechnical applications

open access: yesPLANTS, PEOPLE, PLANET, Volume 7, Issue 5, Page 1251-1274, September 2025.
Rare earth elements (REEs) are critical resources required to achieve net‐zero carbon emission targets and energy security. However, rising demand for REEs coupled with significant extraction and processing challenges and geopolitical risks restricts access to REE resources.
Samantha A. McGaughey   +6 more
wiley   +1 more source

Primer registro de Blechnum appendiculatum (Pteridophyta: Blechnaceae) para Nuevo León, México First record of Blechnum appendiculatum (Pteridophyta: Blechnaceae) for the state of Nuevo León, México

open access: yesRevista Mexicana de Biodiversidad, 2011
Se registra Blechnum appendiculatum Willd. por primera vez en Nuevo León. Es éste el primer registro del género para ese estado. La especie se encontró dentro del Área Natural Protegida Estatal Sierra Cerro de la Silla, municipio de Cadereyta Jiménez ...
Carlos Gerardo Velazco Macías   +2 more
doaj  

Analyis on the vascular epiphytes of tree ferns in a montane rain forest in Costa Rica

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2009
The relationships between epiphytes and host specifity are known. We investigated the relation between specific epiphytes and tree fern trunks. Only some epiphytes are frequent or very frequent on tree ferns.
Jens Bittner, Javier Trejos Zelaya
doaj   +1 more source

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