Search Results - "Silva, Edilson Freitas da"

Historical vegetation shifts in southeastern Amazonia: Unraveling ecotone dynamics in the Carajás region over the last ∼14000 cal yr BP by da Silva Lopes, Karen, Reis, Luiza Santos, Sahoo, Prafulla Kumar, Gastauer, Markus, Silva Júnior, Renato Oliveira da, Melo, Adayana Maria Queiroz de, Leite, Alessandro Sabá, Salomão, Gabriel Negreiro, Romeiro, Luiza Araújo, Rodrigues, Tarcísio Magevski, Silva, Edilson Freitas da, Figueiredo, Mariana Maha Jana Costa, Guimarães, José Tasso Felix

“…This study investigates the Pleistocene–Holocene transition in Serra Leste, a highly endangered southeastern Amazonian ecotone, with a focus on the…”
Get full text

Flora of Anacardium (Anacardiaceae) in the state of Pará, Brazil by Pereira, Andreza Stephanie de Souza, Barbosa, Camilo Veríssimo de Oliveira, Silva, Edilson Freitas da, Guimarães, José Tasso Felix, Filgueira, Joana Patrícia Pantoja Serrão, Teixeira, Lisandra Assunção, Félix-da-Silva, Maria Maricélia

“…Abstract This study presents a taxonomic treatment of Anacardium for the state of Pará (Brazil), based on the analysis of specimens from herbaria (CEN, ESA,…”
Get full text

Historical Hg accumulation (∼65 cal kyr BP) in upland lakes of the Southeastern Brazilian Amazonia: New evidence of the extent of geogenic and diagenetic control by Sahoo, Prafulla Kumar, Guimarães, José Tasso Felix, Salomão, Gabriel Negreiros, Reis, Luiza Santos, da Silva, Edilson Freitas, de Figueiredo, Mariana Maha Jana Costa, da Silva, Karen Lopes, Dall'Agnol, Roberto

“…The historical upland lake sediments in the Brazilian Amazon witnessed significant enrichment of total mercury (Hg). However, its spatio-temporal relationships…”
Get full text

Late Quaternary Isoëtes megaspores as a proxy for paleolimnological studies of the southeastern Amazonia by Guimarães, José Tasso Felix, Freitas da Silva, Edilson, da Costa Aguiar, Keyvilla, da Silva Lopes, Karen, de Figueiredo, Mariana Maha Jana Costa, Reis, Luiza Santos, Rodrigues, Tarcísio Magevski, Giannini, Tereza Cristina, Caldeira, Cecílio Frois

“…Isöetes have higher diversity in South America, with two endemic species (I. serracarajensis and I. cangae) recently discovered in the Carajás Mountain Range…”
Get full text

Hydroclimate influences on modern pollen rain of upland southeastern Amazonia by da Silva, Edilson Freitas, Lopes, Karen da Silva, Alves, Ronnie, Carreira, Léa Maria Medeiros, Silva, Delmo Fonseca da, Romeiro, Luiza de Araújo, Batista Júnior, Wilson Filgueira, Rodrigues, Tarcísio Magevski, Secco, Ricardo de Souza, Guimarães, José Tasso Felix

“…For accurate interpretations of palaeopalynological data, it is important to understand the influence of the current vegetation composition and characteristics…”
Get full text

Coryanthes macrantha (Orchidaceae: Stanhopeinae) and their floral and extrafloral secretory structures: an anatomical and phytochemical approach by Casique, Jorgeane Valéria, Soares, Marcos Vinícius Batista, da Silva, Edilson Freitas, Kikuchi, Tatiani Yuriko, Andrade, Eloisa Helena de Aguiar, Mastroberti, Alexandra Antunes

“…is one of the most fascinating genera of Stanhopeinae (Orchidaceae) because of its complex pollination mechanism and the peculiar structures of its flowers…”
Get full text

Geography is essential for reproductive isolation between florally diversified morning glory species from Amazon canga savannahs by Babiychuk, Elena, Teixeira, Juliana Galaschi, Tyski, Lourival, Guimaraes, José Tasso Felix, Romeiro, Luiza Araújo, da Silva, Edilson Freitas, dos Santos, Jorge Filipe, Vasconcelos, Santelmo, da Silva, Delmo Fonseca, Castilho, Alexandre, Siqueira, José Oswaldo, Fonseca, Vera Lucia Imperatriz, Kushnir, Sergei

“…The variety, relative importance and eco-evolutionary stability of reproductive barriers are critical to understanding the processes of speciation and species…”
Get full text

Venation pattern and micromorphology of schizocarps of Gaya and related genera within Malveae (Malvaceae) by Freitas da Silva, Edilson, Filgueira, Joana Patrícia Pantoja Serrão, Kikuchi, Tatiani Yuriko Pinheiro, Takeuchi, Cátia, de Aguiar-Dias, Ana Cristina Andrade

“…•Fruits diaphanization (technique commonly used in leaves) was done.•Venation pattern of fruit of Malveae species were described for the first…”
Get full text

Pollen Morphology of Convolvulaceae from Southeastern Amazonian Cangas and Its Relevance for Interaction Networks and Paleoenvironmental Studies by Romeiro, Luiza de Araújo, da Silva, Edilson Freitas, Vasconcelos, Liziane Vilela, Lopes, Karen da Silva, Carreira, Léa Maria Medeiros, Guimarães, José Tasso Felix

“…Serra dos Carajás harbors a unique open plant community in Amazonia, known as vegetation, with several endemic species coexisting with the potential threat of…”
Get full text

Landscape and Climate Changes in Southeastern Amazonia from Quaternary Records of Upland Lakes by Guimarães, José Tasso Felix, Sahoo, Prafulla Kumar, e Souza-Filho, Pedro Walfir Martins, da Silva, Marcio Sousa, Rodrigues, Tarcísio Magevski, da Silva, Edilson Freitas, Reis, Luiza Santos, de Figueiredo, Mariana Maha Jana Costa, Lopes, Karen da Silva, Moraes, Aline Mamede, Leite, Alessandro Sabá, da Silva Júnior, Renato Oliveira, Salomão, Gabriel Negreiros, Dall’Agnol, Roberto

“…The upland lakes (ULs) in Carajás, southeastern Amazonia, have been extensively studied with respect to their high-resolution structural geology,…”
Get full text

Foraging preferences of the native stingless bee Melipona seminigra pernigra (Apidae: Meliponini) in campo rupestre on canga of Serra dos Carajás, southeastern Amazonia by Guimarães, José Tasso Felix, Costa, Luciano, Zappi, Daniela Cristina, Batista Junior, Wilson Filgueira, Lopes, Karen da Silva, Alves, Ronnie Cley de Oliveira, Romeiro, Luiza de Araújo, Silva, Edilson Freitas da, Carreira, Léa Maria Medeiros, Rodrigues, Tarcísio Magevski, Giannini, Tereza Cristina, Imperatriz-Fonseca, Vera Lucia, Barth, Ortrud Monika

“…Honey pollen samples of Melipona seminigra pernigraMoure & Kerr 1950 sampled between 2017 and 2019 from experimental apiaries installed in campo rupestre on…”
Get full text

Pollen Morphology of the Poaceae: Implications of the Palynological and Paleoecological Records of the Southeastern Amazon in Brazil by Guimarães, José Tasso Felix, Carreira, Léa Maria Medeiros, Alves, Ronnie, Filho, Pedro Walfir Martins e Souza, Giannini, Tereza Cristina, Macambira, Higor Jardim, Silva, Edilson Freitas da, Dias, Anna Christina Rio, Silva, Carla Bastista da, Romeiro, Luiza de Araújo, Rodrigues, Tarcísio Magevski

“…A detailed assessment of Poaceae pollen morphology was performed using light and scanning electron microscopy (LM and SEM, respectively), digital image…”
Get full text

Assessing entomological collection data to build pollen interaction networks in the tropical Amazon forest by de Araújo Romeiro, Luiza, Borges, Rafael Cabral, da Silva, Edilson Freitas, Guimarães, José Tasso Felix, Giannini, Tereza Cristina

“…Interactions between species are the driving force behind ecological dynamics within communities. For this reason, community structure has been described as…”
Get full text

Modern pollen rain as a background for palaeoenvironmental studies in the Serra dos Carajás, southeastern Amazonia by Guimarães, José Tasso Felix, Rodrigues, Tarcísio Magevski, Reis, Luiza Santos, de Figueiredo, Mariana Maha Jana Costa, da Silva, Delmo Fonseca, Alves, Ronnie, Giannini, Tereza Cristina, Carreira, Léa Maria Medeiros, Dias, Anna Christina Rio, da Silva, Edilson Freitas, Sahoo, Prafulla Kumar, Sousa da Silva, Marcio, Souza-Filho, Pedro Walfir Martins

“…Several alternative interpretations of the pollen records of lake sediments in the Amazonia may arise due to a lack of understanding of the modern…”
Get full text