Results 81 to 90 of about 778 (177)

Polen y esporas de la Formación Navidad, Neógeno de Chile Pollen and spores of the Navidad Formation, Neogene from Chile

open access: yesRevista Chilena de Historia Natural, 2011
El análisis palinológico de la Formación Navidad en afloramientos de la Cordillera de la Costa, Chile central, brindó asociaciones dominadas por leños, cutículas, algas de agua dulce, esporas y granos de polen (elementos de origen continental) con muy ...
VIVIANA BARREDA   +2 more
doaj  

A Systematic Review of 65 Years of Research on Nothofagus: An Iconic Southern Hemisphere Genus

open access: yesAustral Ecology, Volume 50, Issue 10, October 2025.
ABSTRACT Nothofagus is a genus of 37 species of tree distributed across the Southern Hemisphere and has long been considered a taxon of fundamental importance for understanding the evolution and ecology of the forest ecosystems of the Southern Hemisphere. Using quantitative text analysis, we evaluated 65 years of research on this iconic genus.
George L. W. Perry   +2 more
wiley   +1 more source

The Phylogenetic Affinites of Nothofagus (Nothofagaceae) Leaf Fossils Based on Combined Molecular and Morphological Data [PDF]

open access: yes, 1999
The phylogenetic placements of leaf fossils of Nothofagus (Nothofagaceae) were determined using parsimony analyses of molecular and morphological data for extant species combined with morphological data for fossils.
Gregory Jordan (14740600)   +1 more
core  

Reporte del hallazgo de árboles culturalmente modificados en bosques costeros de Nothofagus Betuloides (Mirb.) Oerst 1871 (Nothofagaceae) por pueblos canoeros de la Patagonia austral y Tierra del Fuego

open access: yesAntropologías del Sur, 2020
Los bosques templados costeros pluviales de la Patagonia austral y Tierra del Fuego cons- tituyen una expresión florística y ecológica de características propias y muy distintas al resto de las formaciones vegetales del continente americano (Pisano ...
Gabriel Zegers et al
doaj   +1 more source

Spatial distribution patterns and formation of global spermatophytes

open access: yesJournal of Integrative Plant Biology, Volume 67, Issue 10, Page 2668-2685, October 2025.
The global Spermatophyte Spatial Evolutionary System defines 18 distribution types and six supertypes across three floristic elements, primarily formed between the Eocene and Miocene and shaped by climate, long‐distance dispersal, and tectonic movement, revealing that similar distribution patterns of spermatophytes were driven by comparable formation ...
Xian‐Han Huang   +13 more
wiley   +1 more source

The phylogenetic affinities of Nothofagus (Nothofagaceae) leaf fossils based on combined molecular and morphological data [PDF]

open access: yes, 1999
The phylogenetic placements of leaf fossils of Nothofagus (Nothofagaceae) were determined using parsimony analyses of molecular and morphological data for extant species combined with morphological data for fossils.
Hill, RS (15913352)   +1 more
core  

Intraespecific variation in drought resistance of Nothofagus antarctica (G. Forst.) Oerst. (Nothofagaceae) Variación intraespecífica en resistencia a la sequía de Nothofagus antarctica (G. Forst.) Oerst. (Nothofagaceae)

open access: yesGayana: Botanica, 2012
Futuros escenarios climáticos limitarían el establecimiento de plántulas en bosques de los Andes del sur debido al estrés hídrico. Comparamos la resistencia a la sequía de plántulas de Nothofagus antarctica de dos límites arbóreos: Termas de Chillán ...
FRIDA I PIPER, ALEJANDRA ZÚÑIGA-FEEST
doaj  

Endemic threatened tree species in the Mediterranean forests of central Chile are highly sensitive to ENSO-driven water availability and drought

open access: yesForest Ecosystems
The Mediterranean region in central Chile is experiencing a significant decrease in precipitation due to climate change and the dynamics of the El Niño Southern Oscillation (ENSO).
Tania Gipoulou-Zúñiga   +3 more
doaj   +1 more source

Radial and axial variation of fiber and vessel element length in Nothofagus nervosa (Nothofagaceae) of Patagonia Argentina [PDF]

open access: yes, 2022
El objetivo del presente trabajo fue caracterizar las fibras y los elementos de vaso en madera de Nothofagus nervosa (Phil.) Dim. et Mil., Nothofagaceae, (raulí), determinando la variación de sus longitudes dentro del árbol, en sentido radial y axial, y ...
Laffitte, Lorena N.   +4 more
core  

FLORA Y PALEOCLIMA DE LA FORMACIÓN LA MESETA (EOCENO MEDIO), ISLA MARAMBIO (SEYMOUR), ANTÁRTIDA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2015
New elements of the La Meseta Formation megaflora are described. This unit crops out on the northern third of Marambio (Seymour) Island, Antarctica. Fossil leaves were collected from the middle part of this formation, dated as middle Eocene. Although the
María A. Gandolfo   +2 more
doaj  

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