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Flora da Paraíba, Brasil: Erythroxylaceae Kunth
A taxonomic treatment of the Erythroxylaceae family was undertaken as part of the project "Flora da Paraiba" which aims to identify and catalogue the species of the local flora. BotanicalExpand
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USO POPULAR DE PLANTAS MEDICINAIS NO RIO GRANDE DO NORTE, NORDESTE DO BRASIL
Realizou-se o levantamento de especies vegetais usadas na medicina popular em bairros urbanos nos municipios de Natal, regiao Litorânea, e de Santa Cruz, regiao Agreste, no estado do Rio Grande doExpand
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Vertical stratification and development aspects of phlebotomine sand flies (Diptera: Psychodidae) in an area of Atlantic Forest tree species in a metropolitan region in northeastern Brazil
ABSTRACT In the state of Rio Grande do Norte in northeast Brazil, cases of visceral leishmaniasis (VL) occur mainly in the periurban areas of the city of Natal. Lutzomyia longipalpis Lutz & NeivaExpand
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Florística e formas de vida ao longo de um gradiente topográfico no centro-oeste do estado do Ceará, Brasil
To test whether the flora is organized in discrete or continuous units along a topographic gradient, three physiognomies were assessed on different soil classes in a semi-arid region of northeasternExpand
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Flora do Ceará, Brasil: Cactaceae
Resumo Maior parte do territorio do Ceara e semiarido, clima no qual as cactaceas sao abundantes. A despeito de sua representatividade, ha poucos estudos sobre a familia no estado, especialmente deExpand
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New data on the stem and leaf anatomy of two conifers from the Lower Cretaceous of the Araripe Basin, northeastern Brazil, and their taxonomic and paleoecological implications
Pseudofrenelopsis and Brachyphyllum are two conifers that were part of the Lower Cretaceous (Aptian) taphoflora of the Crato Formation, Araripe Basin, northeastern Brazil. The former genus includes,Expand
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Composição florística de uma comunidade savânica no Rio Grande do Norte, Nordeste do Brasil
In the municipality of Rio do Fogo (in 1976) a savanna community was registered by radar that, until now, has not been studied in loco. Some questions were asked about this community: Is this areaExpand
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Evaluation of the leishmanicide action of ethanol extracts of Crotalaria retusa L. (Fabaceae)
The purpose of the present work is to conduct an evaluation of the cytotoxicity of ethanol extracts and the total alkaloid fraction (TAF) from Crotalaria retusa for procyclic promastigotes cells ofExpand
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LEGUMINOSAS E SEU POTENCIAL DE USO EM COMUNIDADES RURAIS DE SÃO MIGUEL DO GOSTOSO - RN
O objetivo deste trabalho foi realizar um inventario floristico em quatro comunidades rurais localizadas no municipio de Sao Miguel do Gostoso – RN, destacando as especies de Leguminosae e o seuExpand
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New Synonyms and Recircumscription of Terminalia sect. Diptera (Combretaceae) from South America
Abstract In this manuscript three taxonomic changes are proposed based on multivariate and univariate analyses of morphological characters from collections of Terminalia in the Neotropics.Expand
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