Results 71 to 80 of about 2,730 (257)

Cybianthus anthuriophyllus (Primulaceae), a new record for the flora of Colombia: distribution modeling and conservation assessment

open access: yesNordic Journal of Botany, EarlyView.
Cybianthus anthuriophyllus (Primulaceae) was previously known from eastern Ecuador and northern Peru. Here we document the first confirmed occurrences of this species in Colombia and develop a distribution model based on collections from the Andean–Amazonian foothills of Caquetá, Cauca, and Putumayo departments, in order to clarify its conservation ...
David Hoyos   +4 more
wiley   +1 more source

Comparative analysis of floristic richness and diversity in six central forest reserves of north eastern Uganda

open access: yesBMC Ecology and Evolution
As the extinction risk of plants increases globally, there is need to prioritize areas with high floristic richness and diversity to inform the design of evidence-based conservation interventions.
Samuel Ojelel   +3 more
doaj   +1 more source

Floristic and structural status of forests in permanent preservation areas of Moju river basin, Amazon region

open access: yesBrazilian Journal of Biology
The goal of this study is to analyze the floristic patterns and the structure of disturbed and undisturbed upland forests, in Permanent Preservation Areas (PPAs) along the Moju river, in the Brazilian state of Pará.
J. C. Oliveira   +3 more
doaj   +1 more source

The similarity and difference in the flora of the pine forest on the southern border of the range of Pinus sylvestris L.

open access: yesBIO Web of Conferences, 2019
The data of studies and calculations showing the high floristic similarity of the pine forests of the Russian Plain located in the southern part of Pinus sylvestris L. area.
Kin Nataliya
doaj   +1 more source

Assessing ChatGPT for taxonomic and floristic studies

open access: yesNordic Journal of Botany, EarlyView.
The advancement of biological sciences has long been closely linked to technological progress. ChatGPT, a generative artificial intelligence chatbot capable of producing human‐like conversational responses, has recently attracted attention as a potential support tool for scientific research.
Mykyta Peregrym   +7 more
wiley   +1 more source

ANÁLISE DA DIVERSIDADE E SIMILARIDADE DE FRAGMENTOS FLORESTAIS NATIVOS NA BACIA DO RIO SÃO FRANCISCO, EM MINAS GERAIS

open access: yesCiência Florestal, 2006
The objectives of this study were: to compare and to apply indices that quantify diversity, equability and similarity in the studied area; to identify possible diversity gradients, and to apply multivariate analysis to create dendrograms of similarity.
Lucas Rezende Gomide   +2 more
doaj  

Diversidade de Leguminosae nas caatingas de Tucano, Bahia: implicações para a fitogeografia do semi-árido do Nordeste do Brasil

open access: yesRodriguésia
RESUMO A família Leguminosae é a mais diversa nas caatingas em termos de número de espécies, as quais apresentam diferentes padrões de distribuição geográfica que têm permitido inferir relações florísticas entre diferentes áreas.
Domingos Benício Oliveira Silva Cardoso   +1 more
doaj   +1 more source

Guapira leucophylla (Nyctaginaceae, Caryophyllales), a new species from the northern Espinhaço Range of Minas Gerais, Brazil

open access: yesNordic Journal of Botany, EarlyView.
Guapira Aubl. (Nyctaginaceae, Pisonieae) comprises dioecious shrubs and trees widely distributed in the Neotropics and occupying diverse habitats. In the Brazilian Cerrado, the genus occurs in several phytophysiognomies, including Campos Rupestres, a montane rock ecosystem with high levels of endemism but still marked by significant gaps in botanical ...
Danilo Alvarenga Zavatin   +4 more
wiley   +1 more source

Banco de Sementes em Mina de Bauxita Restaurada no Sudeste do Brasil

open access: yesFloresta e Ambiente
RESUMO O objetivo deste trabalho foi caracterizar o banco de sementes do solo em mina de bauxita restaurada dez anos após implantação do projeto de restauração. O estudo foi realizado em uma área onde ocorreu exploração de bauxita e posterior restauração
Aurino Miranda Neto   +4 more
doaj   +1 more source

Flora of Tocomar and Campo Amarillo (Salta, Argentina).

open access: yesBoletín de la Sociedad Argentina de Botánica, 2015
Flora of Tocomar and Campo Amarillo (Salta, Argentina). In Salta, the puna vegetation studies are specific, sporadic, and often lack a complete picture of the floristic diversity.
Mariela Fabbroni
doaj   +1 more source

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