Comparación entre dos ecosistemas tropoandinos: la Puna chilena y el Páramo ecuatoriano [PDF]
This survey is a preliminary, comparative study of the phyto-ecologic features of two great types of ecosystems of the Andes mountain range.It deals with the Chilean "puna" in northern Chile (volcanic region of the Pallachatas, lsluga, Guallatire, and ...
Quintanilla P., Victor
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Hybridisation:A ‘double-edged sword’ for neotropical plant diversity [PDF]
Hybridization can facilitate both evolutionary diversification and extinction and has had a critical role in plant evolution, with c. 25% of species known to hybridize in some temperate floras.
Schley, Rowan J. +2 more
core +1 more source
Think tank: water relations of Bromeliaceae in their evolutionary context [PDF]
This is the final version of the article. It first appeared from Wiley via https://doi.org/10.1111/boj.12423Water relations represent a pivotal nexus in plant biology due to the multiplicity of functions affected by water status.
Males, Jamie
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Endófitos fúngicos relacionados con la maduración natural y compuestos aromáticos en frutos de especies de la orquídea del género Vanilla [PDF]
The biotic interaction between plants and endophytic fungi strengthens the adaptive capacity of the hosts against environmental disturbances, and confers nutrition and protection benefits to the associated microorganisms.
Mosquera-Espinosa, Ana T. +3 more
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Hongos detectados en la entomofauna asociada a Espeletia pycnophylla [PDF]
Some species of the genus Espeletia sp. (Asteraceae) are affected by phytopathogenic fungi and insects in the paramos of the Northern Andes, threatening their permanence and the provision of services attributed to them such as the regulation of the water
Betancourth-García, Carlos +4 more
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Climate vulnerability assessment of the Espeletia Complex on Páramo Sky Islands in the Northern Andes [PDF]
Some of the largest impacts of climate change are expected in the environmentally heterogeneous and species rich high mountain ecosystems. Among those, the Neotropical alpine grassland above the tree line (c.
Cortés, Andrés J. +4 more
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Assessing Mountain Soil Water Storage and Release in a Colombian Páramo With APSIS‐InSAR Data
InSAR detects seasonal soil swelling across a páramo ridge. Ridges swell during the wet season and lower valleys swell in the dry season. Findings indicate flow in the wet season is rapid from ridges through steep slopes and out of the catchment, whereas in the dry season lower valley sediments swell from a cumulative slower flow.
Andrew V. Bradley +9 more
wiley +1 more source
Factores que influyen en la producción y calidad de semilla botánica en Frailejón (Espeletia spp.) como insumo para planes de propagación y conservación de la especie [PDF]
Los Frailejones tienen la función de cuidar y mejorar los ecosistemas donde habitan, permitiendo la absorción de agua presente en la neblina de los páramos y conservarla para su posterior uso.
Ceballes Carlosama, Sandra Paola +1 more
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Marcescence and prostrate growth in tree ferns are adaptations to cold tolerance
Cold tolerance strategies in plants vary from structural to biochemical permitting many plants to survive and grow on sites that experience freezing conditions intermittently. Although tree ferns occur predominantly across the tropics, they also occur in temperate zones and occasionally in areas that experience sub‐zero temperatures, and how these ...
James M. R. Brock +2 more
wiley +1 more source
Origins of neotropical leafy Hepaticae [PDF]
The neotropical hepatic flora, predominantly constituted by members of the Jungermanniales and Metzgeriales, includes a disproportionate number of genera which are endemic (over 38) and a number which evidently originated here but have shown slight and ...
Schuster, Rudolf M.
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