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Registros recuperados: 3
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Reestablishment, new records, and a key for the species of Aspidosperma (Apocynaceae) from the Brazilian Amazon Acta Botanica
Pereira,Andreza Stephanie de Souza; Castello,Ana Carolina Devides; Simões,André Olmos; Koch,Ingrid.
ABSTRACT As a result of systematic study of the Neotropical genus Aspidosperma (Apocynaceae), we reestablish the species A. centrale and A. duckei, and report A. steinbachii and A. tambopatense as new records for Brazil. We provide taxonomic descriptions of these species along with plates, distribution maps, and information on their conservation status, habitat and phenology. We also provide an identification key for all the species of Aspidosperma from the Brazilian Amazon.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Aspidospermeae; Distribution; Neotropics; South America; Taxonomy.
Ano: 2019 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062019000100001
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Paleodistribution of Neotropical species of Erythroxylum (Erythroxylaceae) in humid and dry environments Acta Botanica
Cordeiro,Luciana Silva; Araújo,Francisca Soares de; Koch,Ingrid; Simões,André Olmos; Martins,Fernando Roberto; Loiola,Maria Iracema Bezerra.
ABSTRACT Variation in environmental conditions during the Quaternary period served as important filters for the maintenance of vegetation types and for determining the composition of the current biota. We analyzed oscillations in the distributions of different vegetation types in Brazil during the Quaternary period using species of the genus Erythroxylum (Erythroxylaceae) because of the vast heterogeneity of habitats in which they occur. We hypothesized that it would be possible to observe geographically distinct distribution patterns of species of Erythroxylum as a result of the climate changes that occurred during the last glacial maximum (LGM) and in the last interglacial period (LIG) of the Pleistocene. We used bioclimatic variables to elaborate...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Brazil; Modeling; Paleoclimates; Vegetation; Pleistocene.
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062017000400645
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Taxonomy of Aspidosperma Mart. (Apocynaceae, Rauvolfioideae) in the State of Pará, Northern Brazil Biota Neotropica
Pereira,Andreza Stephanie de Souza; Simões,André Olmos; Santos,João Ubiratan Moreira dos.
Aspidosperma Mart. is one of the most important genera from Apocynaceae Juss. occurring in Brazil. It is present in many plant formations and has species with both medicinal and economic value. From a taxonomic point of view, many of its species are difficult to identify, especially those occurring in the Amazonian region. In order to complement the information already available with regard to the taxonomy and distribution of the genus, the goal of this work was to provide a taxonomic study of the Aspidosperma species occurring in the state of Pará, northern Brazil. This study was based on the analysis of vouchers from the BHCB, HBRA, IAC, IAN, INPA, MG, R, RB and UEC herbaria, as well as scanned images of vouchers from Brazilian and foreign herbaria, and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Aspidospermeae; Diversity; Eastern Amazon; Floristic; Morphology.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1676-06032016000200301
Registros recuperados: 3
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