Results 1 to 10 of about 5,156 (153)

Transcriptomics and metabolomics analyses provide insights into resistance genes of tree ferns [PDF]

open access: yesFrontiers in Genetics
As ancient organisms, tree ferns play a crucial role as an evolutionary bridge between lower and higher plant species, providing various utilitarian benefits.
Weicheng Yang   +9 more
doaj   +4 more sources

Effects of Climate Change Scenarios on Population and Distribution Pattern of Tree–Ferns in Nepal [PDF]

open access: yesEcology and Evolution
By studying the population structure and spatial characteristics, the relationship between tree‐ferns and the environment can be reflected, which has high practical significance.
Ripu M. Kunwar   +9 more
doaj   +3 more sources

Non-linear growth in tree ferns, Dicksonia antarctica and Cyathea australis. [PDF]

open access: yesPLoS ONE, 2017
Tree ferns are an important structural component of forests in many countries. However, because their regeneration is often unrelated to major disturbances, their age is often difficult to determine. In addition, rates of growth may not be uniform, which
David P Blair   +3 more
doaj   +2 more sources

Historical reconstruction of climatic and elevation preferences and the evolution of cloud forest-adapted tree ferns in Mesoamerica [PDF]

open access: yesPeerJ, 2016
Background Cloud forests, characterized by a persistent, frequent or seasonal low-level cloud cover and fragmented distribution, are one of the most threatened habitats, especially in the Neotropics.
Victoria Sosa   +3 more
doaj   +3 more sources

Distribution and morphological variation of tree ferns (Cyatheaceae) along an elevation gradient [PDF]

open access: yesPLoS ONE, 2023
Knowing how species and communities respond to environmental change is fundamental in the context of climate change. The search for patterns of abundance and phenotypic variation along altitudinal gradients can provide evidence on adaptive limits.
Gabriel Merino   +5 more
doaj   +4 more sources

Characterization and analysis of multi-organ full-length transcriptomes in Sphaeropteris brunoniana and Alsophila latebrosa highlight secondary metabolism and chloroplast RNA editing pattern of tree ferns [PDF]

open access: yesBMC Plant Biology
Background Sphaeropteris brunoniana and Alsophila latebrosa are both old relict and rare tree ferns, which have experienced the constant changes of climate and environment. However, little is known about their high-quality genetic information and related
Yang Peng   +4 more
doaj   +2 more sources

Diversity and distributional ecology of tree ferns of Sri Lanka: A step towards conservation of a unique gene pool

open access: yesCeylon Journal of Science, 2017
Tree ferns are a remarkable group among the lycophytes and ferns. Geographical isolation is suggested as one of the main reasons for local endemism of tree ferns and the island of Sri Lanka has been identified as one of the best demonstration sites to ...
R. H. G. Ranil   +5 more
doaj   +3 more sources

Tracing the range shifts of African tree ferns: Insights from the last glacial maximum and beyond

open access: yesEcological Informatics
African tropical forests are experiencing rapid decline as a result of several factors, including increasing population pressure, recurrent wildfires, selective logging practices, land use changes, intensified agricultural activities, and other social ...
Mwihaki J. Karichu   +4 more
doaj   +3 more sources

Genome-wide identification of five fern bHLH families and functional analysis of bHLHs in lignin biosynthesis in Alsophila spinulosa [PDF]

open access: yesBMC Genomics
Background The basic helix-loop-helix (bHLH) transcription factors are involved in the biosynthesis of various secondary metabolites. However, genome-wide studies on the bHLH gene family in ferns and their role in lignin biosynthesis remain limited.
Xiong Huang   +6 more
doaj   +2 more sources

A molecular phylogeny of scaly tree ferns (Cyatheaceae)

open access: yesAmerican Journal of Botany, 2007
Tree ferns recently were identified as the closest sister group to the hyperdiverse clade of ferns, the polypods. Although most of the 600 species of tree ferns are arborescent, the group encompasses a wide range of morphological variability, from diminutive members to the giant scaly tree ferns, Cyatheaceae.
Petra Korall   +2 more
exaly   +4 more sources

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