Results 11 to 20 of about 460 (88)

The diversification of the northern temperate woody flora – A case study of the Elm family (Ulmaceae) based on phylogenomic and paleobotanical evidence

open access: yesJournal of Systematics and Evolution, Volume 60, Issue 4, Page 728-746, July 2022., 2022
Temperate Ulmaceae clade originated in the Paleocene and then dispersed to other regions, therefore supporting the Out‐of‐Asia hypothesis. The East Asian temperate group diversified rapidly in the Neogene, congruent with a global cooling event. East Asia is a center of origin and diversification for the temperate woody lineages.
Qiu‐Yue Zhang   +5 more
wiley   +1 more source

Pre-Columbian land use in the ring-ditch region of the Bolivian Amazon [PDF]

open access: yes, 2015
The nature and extent of pre-Columbian (pre-1492 AD) human impact in Amazonia is a contentious issue. The Bolivian Amazon has yielded some of the most impressive evidence for large and complex pre-Columbian societies in the Amazon basin, yet there ...
Alcina Franch J   +31 more
core   +1 more source

Flora do estado do Rio de Janeiro: Ulmaceae

open access: yesRodriguésia
Resumo O presente trabalho tem como objetivo contribuir para o conhecimento das espécies de Ulmaceae ocorrentes no estado do Rio de Janeiro. O estudo tem por base a análise morfológica de materiais depositados em herbários e coletas de campo, além da ...
Leandro Cardoso Pederneiras   +1 more
doaj   +1 more source

Reassessing Neotropical angiosperm distribution patterns based on monographic data: a geometric interpolation approach [PDF]

open access: yes, 2010
Monographic data rely on specimens deposited in herbaria and museums, which have been thoroughly revised by experts. However, monographic data have been rarely used to map species richness at large scale, mainly because of the difficulties caused by ...
Anke Hildebrandt   +3 more
core   +1 more source

Avaliação do risco de extinção das Urticineae das restingas do estado do Rio de Janeiro

open access: yesRodriguésia
Foram realizados o georreferenciamento e as análises de avaliação de risco de extinção seguindo os critérios e categorias da IUCN para 32 espécies de Urticineae (Cannabaceae, Ulmaceae, Urticaceae e Moraceae) ocorrentes nas restingas do estado do Rio de ...
Leandro Cardoso Pederneiras   +3 more
doaj   +1 more source

Ulmaceae, Cannabaceae e Urticaceae das restingas do estado do Rio de Janeiro

open access: yesRodriguésia
Resumo As restingas são planícies arenosas ao longo da costa litorânea que exibem uma rica e peculiar vegetação. As Ulmaceae, Cannabaceae e Urticaceae nativas do Brasil englobam plantas herbáceas a lenhosas que ocorrem preferencialmente em ambientes em ...
Leandro Cardoso Pederneiras   +3 more
doaj   +1 more source

Research Reports from the Programme for Belize Archaeological Project, Volume Six [PDF]

open access: yes, 2014
Table of Contents : Background and Introduction to the 2011 Season of the Programme for Belize Archaeological Project / by Fred Valdez, Jr. and Marisol Cortes-Rincon (p.1-4) -- Investigations at Structure 3, La Milpa: The 2011 Field Season / by Debora ...
Cortes-Rincon, Marisol   +2 more
core   +1 more source

Leaf-level photosynthetic capacity in lowland Amazonian and high elevation, Andean tropical moist forests of Peru [PDF]

open access: yes, 2016
We examined whether variations in photosynthetic capacity are linked to variations in theenvironment and/or associated leaf traits for tropical moist forests (TMFs) in the Andes/west-ern Amazon regions of Peru.
Aguila-Pasquel, JD   +27 more
core   +6 more sources

Evaluaci?n de la composici?n flor?stica, la estructura y la diversidad de tres bosques secos tropicales en el alto Magdalena, departamento del Tolima [PDF]

open access: yes, 2018
80 p. Recurso Electr?nicoSe evalu? la composici?n flor?stica y estructural de tres bosques secos tropicales en el alto Magdalena, ubicados en el sur-oriente (bosque La Flor), centro (bosque El Neme) y norte (bosque la Zorra) del departamento del Tolima ...
Fonseca Pe?a, Lina Mar?a   +1 more
core  

Additions, combinations, and synonyms for the Bolivian moss flora [PDF]

open access: yes, 2005
Fifty-five mosses are newly recorded for Bolivia. Additional collection data are given for twelve mosses considered little known or rare in the country. Six new synonyms are recognized, five from Bolivia, one from Brazil: Hookeria scabripes Müll. Hal. [
Churchill, Steven P.   +1 more
core  

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