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Checklist of climbing plants in an Araucaria forest of Rio Grande do Sul State, Brazil Biota Neotropica
Seger,Guilherme Dubal dos Santos; Hartz,Sandra Maria.
Climbing plants are remarkable components of forests, highly contributing for the diversity and dynamics of communities. Studies focusing on climbing plants are scarce and for many vegetation types little is known about climbing species composition and their traits relevant for dispersal and establishment. The focus of this study is to provide the first floristic inventory of climbing plants in an Araucaria forest of Brazil, describing the dispersal syndromes and climbing mechanisms of species and comparing these traits and species composition patterns with other study sites in Southern Brazil. We found 104 taxa belonging to 33 families, with Asteraceae (22 spp.) and Apocynaceae (14 spp.) being the richest families. Among climbing mechanisms, stem twiner...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Lianas; Vines; Climbing mechanisms; Dispersal syndromes; Floristic of climbers.
Ano: 2014 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1676-06032014000400202
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Dispersal Syndromes of fossil Seeds from the Lower Permian of Paraná Basin, Rio Grande do Sul, Brazil Anais da ABC (AABC)
Souza,Juliane M.; Iannuzzi,Roberto.
The morphological analysis of seeds has been an important subject in modern ecological studies, once it provides evidence about the biology and adaptations of the parent plant. However, this kind of study has been restricted to the ecology of modern plants and is rarely used in interpretations of Paleozoic data. From the understanding of dispersal syndromes analysis as an important tool to paleoecological reconstruction, this study provides a first approach using this tool with seeds from the Lower Permian strata of southern Paraná Basin in Rio Grande do Sul. Based on previously classified seeds and using their biological and taphonomic data, the syndrome of dispersal was interpreted, and their placement in successional groups (pioneer, early-successional...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Samaropsis; Cordaicarpus; Dispersal syndromes; Ecological groups; Lower Permian; Paraná Basin.
Ano: 2012 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000100006
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Fruits and frugivores of the Brazilian Cerrado: ecological and phylogenetic considerations Acta Botanica
Kuhlmann,Marcelo; Ribeiro,José Felipe.
ABSTRACT Knowing the morphological and phylogenetic patterns of fruits of a plant community may elucidate plant-frugivore interactions, and analysis of dispersal syndromes is a practical approach to understanding these mutualisms. We investigated different zoochorous fruits and frugivorous animals among Cerrado formations (forest, savanna and grassland), mapped dispersal syndromes on a Cerrado angiosperm phylogeny and tested for phylogenetic signal. For a core region in Cerrado, we found that, among almost a thousand fruit species and 258 fruit-eating vertebrates, 60% of the fruits had an ornithochorous syndrome and that 70% of the frugivores were birds. Most fruit and frugivorous species (~80%) inhabit forest formations, but many of them also occurred in...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cerrado biome; Diaspores; Dispersal syndromes; Forest; Fruit-eating animals; Grassland; Plant-frugivore interactions; Phylogenetic signal; Savanna.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062016000300495
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The vascular flora and vegetation of Queimada Grande Island, São Paulo State, southeastern Brazil Biota Neotropica
Kurtz,Bruno Coutinho; Souza,Vinicius Castro; Magalhães,Adriana Melo; Paula-Souza,Juliana de; Duarte,Alexandre Romariz; Joaquim-Jr,Gilberto Oliveira.
Abstract Studies of the vegetation on islands off the coast of southeastern Brazil are still very scarce, despite their importance for assessing, managing, and conserving insular biodiversity. We present here a list of the vascular flora of Queimada Grande Island (QGI; 24°29′10″ S, 46°40′30″ W, 57 ha, 33.2 km from the coast) in southeastern Brazil and describe its phytophysiognomies. The island is covered mainly by Atlantic Forest (Dense Ombrophilous Forest), as well as with rock outcrop and anthropogenic vegetation with herbaceous-shrub phytophysiognomies. QGI showed relatively low species richness (S = 125) when compared to other Brazilian coastal islands. Herbaceous (52) and climbing species (31) predominated on QGI. The richest families were Fabaceae...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Atlantic Forest; Biodiversity conservation; Coastal islands; Dispersal syndromes; Invasive species; Protected areas.
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1676-06032017000400302
Registros recuperados: 4
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