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Now showing items 31-40 of 60
Aspidosperma brasiliense (Apocynaceae), a new and widely distributed species
(Phytotaxa, 2017-10-31) [Artigo]
Aspidosperma brasiliense, a new species from Brazil and widely distributed in the country, is described and illustrated here. A comparative table based on morphological data and an identification key to Aspidosperma ...
A New Species of Eriosema (Leguminosae, Papilionoideae, Phaseoleae) from Mato Grosso do Sul, Brazil, with a Secretory Structure Novel to the Genus
(Phytotaxa, 2016-06-01) [Artigo]
Eriosema grearii, a new species for the genus (Leguminosae, Papilionoideae, Phaseoleae, Cajaninae), is described and illustrated. Similar to E. heterophyllum, it differs from it morphologically by the free (vs. joined) ...
Development and cross-validation of microsatellite markers for Rauvolfia weddeliana Mull.Arg. (Apocynaceae) species complex
(Brazilian Journal Of Botany, 2018-09-01) [Artigo]
Rauvolfia weddeliana is an endemic species restricted to plateau landscapes in South American savannahs. Rapid loss of habitat and expansion of agriculture in Central-West Brazil have critically reduced the original extent ...
Characterization of Antixenosis in Soybean Genotypes to Bemisia tabaci (Hemiptera: Aleyrodidae) Biotype B
(Journal Of Economic Entomology, 2017-08-01) [Artigo]
Bemisia tabaci biotype B (Gennadius) is one of the most important soybean pest worldwide. Herein, 15 soybean genotypes were evaluated, to characterize the occurrence of antixenosis to B. tabaci biotype B. Initially, a ...
Efeito de reguladores vegetais na qualidade de frutos de melão rendilhado
(Journal of Agronomic Sciences, 2012) [Artigo]
This work evaluated the effect of the pre-harvest application of plant growth regulators on the postharvest quality of ‘Galileo’ cantaloupe (Cucumis melo L. var. reticulatus) stored at room temperature. Plants were treated ...
Antimicrobial and antileishmanial activities of diterpenoids isolated from the roots of salvia deserta
(Planta Medica, 2015-08-26) [Artigo]
Four diterpenes with biological activity were isolated from Salvia deserta roots. Taxodione was considered leishmanicidal with an IC50 value of 1.46 µM (0.46 mg/L) against Leishmania donovani and also exhibited antifungal ...
A world key to the species of Pyxine with lichexanthone, with a new species from Brazil
(Lichenologist, 2014-09-01) [Artigo]
A world key is given to the species of Pyxine with lichexanthone in the upper cortex. Pyxine pustulata Aptroot & Jungbluth is described as a new corticolous species of Pyxine from Sao Paulo State in Brazil, with lichexanthone ...
Molecular phylogeny resolves a taxonomic misunderstanding and places Geisleria close to Absconditella s. str. (Ostropales: Stictidaceae)
(Lichenologist, 2014-01-01) [Artigo]
The phylogenetic position of the genus Geisleria and its type species G. sychnogonioides was reconstructed using sequence data of the mitochondrial small subunit (mtSSU), the nuclear large subunit rDNA (nuLSU) and the first ...
Identificação de Physciaceae s.l. foliosas brasileiras
(GLALIA - Revista Electrónica del Grupo Latinoamericano de Liquenólogos, 2012) [Artigo]
In the following text, characters of taxonomic importance in Brazilian foliose Physciaceae s. l. are presented and discussed.
Extratos vegetais na germinação de sementes de Baccharis dracunculifolia e Plantago lanceolata
(Ensaios e Ciência, 2010) [Artigo]
The objective of this study were to evaluate the activity of ethanolic extrats of eucalyptus leaves (Corymba citridora), yarrow leaves (Achillea millefolium) and bitter melon leaves and stems (Momordica charantia) in the ...