Results 1 to 10 of about 169 (68)

Morfoanatomia Foliar de Irlbachia nemorosa (Willd. ex Roem. & Schult.) Merr. (Gentianaceae: Helieae) [PDF]

open access: yesBiota Amazônia, 2014
Irlbachia is a genus native from Brazil, with four species ocurring on the country, with Irlbachia nemorosa being the only endemic species. Aspects on leaf anatomy of the genus are still unknown. The present study describes aspects of morphological and anatomical structure of the leaf of individuals of Irlbachia nemorosa .
M.M. Corrêa   +3 more
core   +5 more sources

Pollen morphology of the genera Irlbachia, Tachia, Voyria and Voyriella (Gentianaceae Juss.) found in the Reserva Florestal Adolpho Ducke (Amazonas, Brazil) [PDF]

open access: yesActa Botanica Brasilica, 2012
A pollen morphology study of the Gentianaceae Juss. of Reserva Florestal Adolpho Ducke (Manaus, Brazil) was performed. The pollen grains of the studied species varied morphologically in their pollen units (tetrads or monads), size (small, medium and large), shape (oblate, suboblate, oblate spheroidal, spheroidal, prolate spheroidal and prolate ...
Ferreira, Marcos Gonçalves   +2 more
openaire   +5 more sources

Medicinal Plants for the Treatment of Local Tissue Damage Induced by Snake Venoms: An Overview from Traditional Use to Pharmacological Evidence. [PDF]

open access: yesEvid Based Complement Alternat Med, 2017
Snakebites are a serious problem in public health due to their high morbimortality. Most of snake venoms produce intense local tissue damage, which could lead to temporary or permanent disability in victims. The available specific treatment is the antivenom serum therapy, whose effectiveness is reduced against these effects.
Félix-Silva J   +3 more
europepmc   +2 more sources

Phylogeny of helieae (gentianaceae): resolving taxonomic chaos in a neotropical clade [PDF]

open access: yes, 2021
The monophyletic and Neotropical tribe Helieae of the worldwide family Gentianaceae (Gentianales, Asterids, Angiospermae) is well known for its problematic generic classifications.
Calió, Maria Fernanda   +3 more
core   +1 more source

LEVANTAMENTO DA FAMILIA GENTIANACEAE JUSS. NO NÚCLEO CURUCUTU, PARQUE ESTADUAL DA SERRA DO MAR, SÃO PAULO

open access: yesRevista do Instituto Florestal, 2008
Este trabalho apresenta as espécies de Gentianaceae encontradas no Núcleo Curucutu, Parque Estadual da Serra do Mar. São fornecidas chave de identificação, descrições, observações fenológicas, ilustrações e distribuição geográfica.
Allan Carlos Pscheidt, Paulo Affonso
doaj   +1 more source

Distribution, structural and ecological aspects of the unusual leaf nectaries of Calolisianthus species (Gentianaceae) [PDF]

open access: yes, 2011
Nectaries in leaves of Gentianaceae have been poorly studied. The present study aims to describe the distribution, anatomy, and ecological aspects of extrafloral nectaries (EFNs) of three Calolisianthusspecies and in particular the ultrastructure of EFNs
Azevedo, Aristéa Alves   +4 more
core   +2 more sources

New records and range extension of a Brazilian Amazon white-sand endemic species: Roraimaea aurantiaca Struwe, S.Nilsson & V.A.Albert (Gentianaceae) [PDF]

open access: yes, 2023
Roraimaea aurantiaca Struwe, S.Nilsson & V.A.Albert, a white-sand endemic species, was previously known from only two specimens collected in Roraima state, Brazil.
Demarchi, Layon Oreste   +5 more
core   +2 more sources

Temporal dynamics of the shrub and herbaceous layer of an area of moist grassland in Alto Paraíso de Goiás, Brazil [PDF]

open access: yes, 2011
Este trabalho avaliou a dinâmica estrutural e fl orística de uma comunidade de espécies herbáceo-arbustivas de uma área de campo limpo úmido em Alto Paraíso de Goiás, o primeiro inventário realizado em 2000 (T0) e o segundo em 2007 (T1).
Anderson J.E.   +52 more
core   +4 more sources

Levantamento da família Gentianaceae Juss. no Núcleo Curucutu, Parque Estadual da Serra do Mar, São Paulo. Survey of family Gentiniaceae Juss. at the Curucutu Nucleus, Serra do Mar State Park, São Paulo. [PDF]

open access: yesRevista do Instituto Florestal, 2008
Este trabalho apresenta as espécies deGentianaceae encontradas no Núcleo Curucutu,Parque Estadual da Serra do Mar. São fornecidaschave de identificação, descrições, observaçõesfenológicas, ilustrações e distribuição geográfica.Foram encontradas duas ...
Paulo AFFONSO, Allan Carlos PSCHEIDT
doaj  

Pollen Analysis of Food Pots Stored by Melipona subnitida Ducke (Hymenoptera: Apidae) in a Restinga area [PDF]

open access: yes, 2014
The geographic distribution of Melipona subnitida covers the dry areas in the northeastern Brazil, where it plays an important role as pollinator of many wild plant species.
Albuquerque, Patricia Maia Correia   +2 more
core   +2 more sources

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