Results 31 to 40 of about 1,323 (162)

Development evaluation of Dicksonia sellowiana (PRESL.) HOOKER under different divisions of tips and diverse shading conditions [PDF]

open access: yes, 2015
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Agronomia.O objetivo deste trabalho foi avaliar o potencial de implantação de populações de Dicksonia sellowianaa partir de diferentes divisões de ponteiras ...
Buzzi, Victor Hugo
core  

Dissecting a biodiversity hotspot: the importance of environmentally marginal habitats in the Atlantic Forest Domain of South America [PDF]

open access: yes, 2017
Aim We aimed to assess the contribution of marginal habitats to the tree species richness of the Mata Atlântica (Atlantic Forest) biodiversity hotspot. In addition, we aimed to determine which environmental factors drive the occurrence and distribution ...
Ab'Sáber   +53 more
core   +2 more sources

Dicksonia sellowiana (Presl.) Hook, Dicksoniaceae A FERN CHARACTERISTIC OF MIXED OMBROPHILOUS FOREST: A REVIEW.

open access: yesVisão Acadêmica, 2013
A Mata Atlântica rica na sua diversidade na flora e fauna abrange grande parte do território nacional, com diversos ecossistemas cujos processos ecológicos se interligam, acompanhando as características climáticas das regiões. A espécie Dicksonia sellowiana, da família Dicksoniaceae é uma espécie de samambaia característica da floresta ombrófila mista,
Vinícius Bednarczuk Oliveira   +3 more
openaire   +2 more sources

Paleobotanical Evidence for Mediterranean Climates in the Western Canadian Paleoarctic During the Late Middle Eocene

open access: yesPaleoceanography and Paleoclimatology, Volume 39, Issue 10, October 2024.
Abstract Paleogene age deposits east of the Fifteenmile River, northwest of Dawson City, Yukon, Canada preserve a diverse high‐latitude fossil flora. Here, we provide new data on the age of the fossil site based on laser ablation–inductively coupled plasma–mass spectrometry (LA‐ICP‐MS) U‐Pb dating of tephra zircons, paleobotanical paleoclimate ...
Christopher K. West   +5 more
wiley   +1 more source

Diversity and Genetic Structure of Dicksonia navarrensis (Dicksoniaceae) Populations in the Mexican Sierra Madre Oriental

open access: yesTropical Conservation Science, 2022
Background and Research Aims Dicksonia navarrensis is a species of tree fern at risk of extinction, distributed in the montane cloud forest (MCF) of the Americas from the central region of Mexico to Ecuador. In Mexico, populations of this species grow in primary vegetation of the MCF, in a matrix with a high degree of fragmentation and under threat of ...
José Luis Reyes-Ortiz   +3 more
openaire   +1 more source

The southern Brazilian tropical forest during the penultimate Pleistocene glaciation and its termination

open access: yesJournal of Quaternary Science, Volume 39, Issue 3, Page 373-385, April 2024.
ABSTRACT To describe the composition of the penultimate glacial Brazilian Atlantic forest, we analyzed pollen, charcoal and diatoms deposited in the section from 871 to 1400 cm of core CO14 drilled in the Colônia basin in southeastern Brazil. The landscape was characterized by a cool grassland with three conifer genera: Araucaria, Podocarpus and ...
Adriana Mercedes Camejo Aviles   +4 more
wiley   +1 more source

Kajian Etnobotani Tumbuhan Obat di Desa Mengkiang Kecamatan Sanggau Kapuas Kabupaten Sanggau [PDF]

open access: yes, 2014
The purpose of this study is to determine the Malay community knowledge in Mengkiang village Sanggau Regency in the use of medicinal plants and to know content of secondary metabolites in plants through the stages of phytochemical test.
Haryono, D. (Dipta)   +2 more
core   +2 more sources

Spore viability analysis in populations of the threatened relict fern Culcita macrocarpa [PDF]

open access: yes, 2019
[Resumen]: Culcita macrocarpa (Familia Dicksoniaceae), helecho arborescente relicto subtropical, se encuentra amenazado por la reducción de su hábitat.
Fernández Martínez, Eva
core  

Floristic and forest inventory of Santa Catarina: species of evergreen rainforest. [PDF]

open access: yes, 2014
O presente trabalho objetivou apresentar a lista de espécies da floresta pluvial subtropical (Floresta Ombrófila Densa) em Santa Catarina, com base em 202 unidades amostrais implantadas pelo Inventário Florístico Florestal de Santa Catarina para estudo ...
GASPER, A. L. de   +8 more
core   +1 more source

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