Results 11 to 20 of about 225,076 (261)

Precipitation timing and soil substrate drive phenology and fitness of Arabidopsis thaliana in a Mediterranean environment

open access: yesFunctional Ecology, Volume 37, Issue 9, Page 2471-2487, September 2023., 2023
Read the free Plain Language Summary for this article on the Journal blog. Abstract In Mediterranean climates, the timing of seasonal rains determines germination, flowering phenology and fitness. As climate change alters seasonal precipitation patterns, it is important to ask how these changes will affect the phenology and fitness of plant populations.
Alejandra Martínez‐Berdeja   +5 more
wiley   +1 more source

Linaria sagrensis (Plantaginaceae), a new high mountain species from the SE Iberian Peninsula

open access: yesNordic Journal of Botany, Volume 2023, Issue 9, September 2023., 2023
Linaria sagrensis, from the south‐eastern Iberian Peninsula, is here newly described, illustrated, and compared with its morphologically closest relatives from L. sect. Supinae: L. pruinosa, L. nevadensis, L. glacialis and L. alpina subsp. alpina. The species is characterized by being perennial, entirely glandular‐hairy, with inflorescence dense and ...
Gabriel Blanca   +5 more
wiley   +1 more source

Seasonality in niche occupation revealed through bird community functional structure in the southern Atlantic rainforest

open access: yesIbis, Volume 165, Issue 3, Page 986-997, July 2023., 2023
Seasonal variation in tropical and subtropical systems can have different effects on bird species depending on the resources they use and how they use them. However, despite recent research advances, knowledge of the drivers of the presence and abundance of species in different seasons is still limited for most tropical bird species.
Bia A. Almeida   +4 more
wiley   +1 more source

Decay stages of Jurassic wood debris from Scotland: evidence for the coevolution of fungal rot, arthropods and the nurse log strategy. [PDF]

open access: yesNew Phytol
Summary A key feature of extant conifer forests is the high percentage of seeds that germinate and establish on dead wood; in some forests, this can exceed 90%. This deadwood can act as an ideal nursery for young tree species, leading to this type of seedbed being termed ‘nurse logs’.
Sagasti AJ   +3 more
europepmc   +2 more sources

Trait evolution during a rapid global weed invasion despite little genetic differentiation

open access: yesEvolutionary Applications, Volume 16, Issue 5, Page 997-1011, May 2023., 2023
Abstract Invasive species often possess a great capacity to adapt to novel environments in the form of spatial trait variation, as a result of varying selection regimes, genetic drift, or plasticity. We explored the geographic differentiation in several phenotypic traits related to plant growth, reproduction, and defense in the highly invasive ...
Ramona E. Irimia   +10 more
wiley   +1 more source

Digitizing the coral reef: Machine learning of underwater spectral images enables dense taxonomic mapping of benthic habitats

open access: yesMethods in Ecology and Evolution, Volume 14, Issue 2, Page 596-613, February 2023., 2023
Abstract Coral reefs are the most biodiverse marine ecosystems, and host a wide range of taxonomic diversity in a complex spatial community structure. Existing coral reef survey methods struggle to accurately capture the taxonomic detail within the complex spatial structure of benthic communities.
Daniel Schürholz, Arjun Chennu
wiley   +1 more source

Management zone‐based estimation of positive and negative nitrous oxide flux in organic corn fields

open access: yesSoil Science Society of America Journal, Volume 86, Issue 4, Page 1043-1057, July/August 2022., 2022
Abstract Accurate estimation of field‐scale nitrous oxide (N2O) fluxes is hindered by their considerable variability and the fact that soils can be both sources and sinks for N2O. This is particularly challenging for organic systems that have complex rotations and inputs.
Yushu Xia, Michelle Wander
wiley   +1 more source

Directional changes over time in the species composition of tropical vascular epiphyte assemblages

open access: yesJournal of Ecology, Volume 110, Issue 3, Page 553-568, March 2022., 2022
Directionality in the temporal changes of epiphyte assemblages suggests that niche‐based mechanisms dominate these temporal changes. Host size over host identity is the most important environmental filter for epiphyte assemblages establishment. Tree Vectors Pack by Pixeden.com (https://www.freevector.com/trees‐illustrations). Abstract Understanding the
Glenda Mendieta‐Leiva   +2 more
wiley   +1 more source

A new species of Emilia (Asteraceae, Senecioneae) from Lower Juba region, Somalia

open access: yesNordic Journal of Botany, Volume 39, Issue 6, June 2021., 2021
Emilia corallina is described as a new species endemic to the coastal area of southern Somalia close to the Kenyan border. It is closely related to E. bellioides, the only other species of the genus given for the Flora of Somalia. This narrow endemic grows in coastal dunes and madreporic limestone outcrops along the lower Juba coast and is reported at ...
Giacomo Baldesi, Riccardo M. Baldini
wiley   +1 more source

Experimental admixture among geographically disjunct populations of an invasive plant yields a global mosaic of reproductive incompatibility and heterosis

open access: yesJournal of Ecology, Volume 109, Issue 5, Page 2152-2162, May 2021., 2021
Biogeographic patterns of variation in reproductive success in an invasive weed with allopatric distribution. Abstract Invasive species have the ability to rapidly adapt in the new regions where they are introduced. Classic evolutionary theory predicts that the accumulation of genetic differences over time in allopatric isolation may lead to ...
Ramona E. Irimia   +10 more
wiley   +1 more source

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