Results 11 to 20 of about 223 (74)

Genetic diversity and population structure of Sphaeropteris brunoniana based on SSR molecular markers

open access: yesGlobal Ecology and Conservation
Sphaeropteris brunoniana, a large arborescent fern, holds significant ecological and medicinal value. However, it is endangered in China and globally due to crop cultivation, human activities, and climate change. This study analyzed the genetic diversity
Ting Ma
exaly   +3 more sources

Assessing the invasion risk of traded alien ferns using species distribution models [PDF]

open access: yesNeoBiota, 2023
Risk analysis plays a crucial role in regulating and managing alien and invasive species but can be time-consuming and costly. Alternatively, combining invasion and impact history with species distribution models offers a cost-effective and time ...
Emily J. McCulloch-Jones   +3 more
doaj   +3 more sources

Efecto de la altitud, pendiente y exposición geográfica en la distribución de helechos arborescentes

open access: yesActa Botanica Mexicana, 2022
Antecedentes y Objetivos: El conocimiento de los rasgos topográficos de un sitio es importante para comprender la diversidad local y monitorear la respuesta de las plantas de alto interés de conservación al cambio climático o al cambio de uso de suelo ...
Pablo Antúnez   +4 more
doaj   +1 more source

Inferring the Potential Geographic Distribution and Reasons for the Endangered Status of the Tree Fern, Sphaeropteris lepifera, in Lingnan, China Using a Small Sample Size

open access: yesHorticulturae, 2021
In this study, we investigated suitable habitats for the endangered tree fern, Sphaeropteris lepifera (J. Sm. ex Hook.) R.M. Tryon, based on fieldwork, ecological niche modeling, and regression approaches. We combined these data with the characterization
Xueying Wei   +7 more
doaj   +1 more source

Sphaeropteris cooperi: Australian Tree Fern

open access: yesEDIS, 2007
The Australian tree fern (Sphaeropteris cooperi) is a tropical, single-trunked fern native to eastern Australia, growing 15-30 feet tall. It has finely textured, lacy, bipinnately compound leaves and thrives in USDA zones 10B-11, in well-drained, sandy ...
Edward Gilman
doaj   +1 more source

The scaly tree ferns (Cyatheaceae-Polypodiopsida) of Brazil

open access: yesActa Botânica Brasílica, 2016
A synopsis of all scaly tree fern species (Cyatheaceae) occurring in Brazil is presented. We recognize 51 species in three genera [Sphaeropteris one species, Alsophila four species (one subspecies, two varieties), and Cyathea 45 species (one variety ...
Anna Weigand, Marcus Lehnert
doaj   +1 more source

Species richness of Cyatheales in the upper Santo Domingo Canyon, Antioquia, Colombia [PDF]

open access: yesCheck List
The Regional Protective Forest Reserve of the Canyons of the Melcocho and Santo Domingo Rivers in eastern Antioquia, Colombia, spans 26,533 ha with elevations from 706 to 2,937 m above sea level.
Andrés Montoya-López, Marcus Lehnert
doaj   +3 more sources

Adiciones a la pteridoflora de Tabasco, México: la importancia del bosque mesófilo de montaña

open access: yesActa Botanica Mexicana, 2018
Antecedentes y Objetivos: El ejido Villa de Guadalupe del municipio Huimanguillo, Tabasco, mantiene el único fragmento de bosque mesófilo de montaña en el estado, mismo que ha sido florísticamente poco explorado.
César I. Carvajal-Hernández   +3 more
doaj   +1 more source

Propagación de dos helechos arborescentes (Cyatheaceae) del bosque nuboso guatemalteco por medio de tres metodologías diferentes

open access: yesCiencia, Tecnología y Salud
Los helechos arborescentes de la familia Cyatheaceae están en especial peligro. Son organismos de crecimiento lento, y su extracción de los bosques originarios para el uso como sustituto de sustrato para bromelias y orquídeas ha colocado en riesgo las ...
Andrea Cabarrús
doaj  

Efectos de plantaciones abandonadas de especies exóticas y nativas sobre la regeneración natural de un bosque montano en Colombia

open access: yesRevista de Biología Tropical, 1999
Se realizaron censos de vegetación durante 1994 en una parcela de 0.1 ha. en cada una de las plantaciones abandonadas de Pinus radiata, Cupressus lusitanica, Eucalyptus globulus, Alnus acuminata y en un bosque secundario montano alto en los Andes ...
Jaime Cavelier, Carolina Santos
doaj  

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