Results 51 to 60 of about 7,115 (254)

Aspectos florísticos e econômicos das pteridófitas de um afloramento rochoso do estado do Rio de Janeiro, Brasil Floristics and economics aspects of the pteridophytes of rocky outcrop from Rio de Janeiro State, Brazil

open access: yesActa Botânica Brasílica, 2006
O presente trabalho apresenta o levantamento das pteridófitas ocorrentes na Pedra de Itacoatiara, afloramento rochoso localizado no Parque Estadual da Serra da Tiririca, no litoral do Município de Niterói, Estado do Rio de Janeiro, Brasil.
Marcelo Guerra Santos   +1 more
doaj   +1 more source

Potensi kepariwisataan di pulau Karakelong, Sulawesi Utara [PDF]

open access: yes, 2012
Pulau Karakelong terletak di Kepulauan Talaud, Provinsi Sulawesi Utara. Secara astronomi wilayah Kepulauan Talaud terletak antara 3°45' – 5° Lintang Utara dan antara 126°30' - 126°45' Bujur Timur. Pulau ini dikelilingi lautan dengan keindahan alam berupa
Vita, Vita
core   +2 more sources

Balancing tracks and trees: Assessing railroad impact on Brazilian biodiversity

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The Brazilian West–East Integration Railway (FIOL) aims to boost the national economy by improving commodity transport; however, it crosses three of Brazil's most biodiverse and fragile regions: the Caatinga, Cerrado and Atlantic Forest. Using digitised plant records and land‐use analyses, our study reveals significant vegetation loss within the ...
Ana Luiza Silva Rocha   +3 more
wiley   +1 more source

PTERIDOPHYTA: CHEILANTHES PERRIERI J.P ROUX, NOM. NOV. (PTERIDACEAE), CORRECTING A NOMENCLATURAL ERROR

open access: yesBothalia: African Biodiversity & Conservation, 2010
CHEILANTHES PERRIERI J.P ROUX, NOM. NOV.
J. P. Roux
doaj   +1 more source

Transcriptome sequencing reveals genome-wide variation in molecular evolutionary rate among ferns [PDF]

open access: yes, 2016
Orthogroup data file. Zipped folder containing fasta-formatted reads identified by ProteinOrtho, used for all downstream orthogroup determination and analysis, along with readme document and relevant project-specific scripts (also available online via ...
Amanda L. Grusz   +2 more
core   +11 more sources

Looking backward to move forward: Enhancing metadata in scientific collections through interdisciplinary collaboration

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Early modern herbaria house important and useful data on historic environments. However, their contents are often inhospitable to scientific use. Despite this challenge, once their contents have been deciphered, such specimens present novel research opportunities.
Madeline E. White, Stephen A. Harris
wiley   +1 more source

Cytotaxonomy of the endemic Karst and Danxia ferns in Adiantum (Pteridaceae)

open access: yesPhytotaxa, 2022
Chromosome traits may differ between closely related ferns growing in different geological landscapes. Adiantum series Gravesiana (Pteridaceae) includes six species, of which, five species are exclusively distributed in Karst landforms, and one, Adiantum
Ai-Hua Wang   +5 more
semanticscholar   +1 more source

Homoisoflavonoids—From Natural Specificity and Biosynthesis to Precision Health‐Promoting Mechanisms

open access: yesFood Frontiers, Volume 7, Issue 3, May 2026.
Homoisoflavonoids are rare flavonoids with a unique bi‐aromatic oxygen‐heterocyclic structure. This review synthesizes their structure–activity relationships in anti‐inflammatory, hypoglycemic, and anticancer contexts. By highlighting their specific natural distribution and outlining biosynthetic pathways, it provides a conceptual framework and ...
Jing Zhang   +4 more
wiley   +1 more source

Pteris pseudoamoena (Pteridaceae), a new species from Guangxi, China and Vietnam

open access: yesPhytotaxa, 2022
A new species of fern, Pteris pseudoamoena (Pteridaceae), was identified and characterized. It is currently found in Guangxi Province, China, and Vietnam. Pteris pseudoamoena shares similar morphological characters with P. amoena and P. mcclurei, but can
Rui Guo   +5 more
semanticscholar   +1 more source

Vegetational Characteristics in Natural Habitat and Population Structure of the Endangered Plant Tigridiopalma Genus

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
First comprehensive ecological assessment of the endangered genus Tigridiopalma, covering two China endemic Plant Species with Extremely Small Populations (PSESP), T. magnifica and the newly described T. exalata. T. magnifica exhibits broader habitat diversity and understory resilience, while T.
Peishan Zou   +7 more
wiley   +1 more source

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