Results 41 to 50 of about 2,439 (181)

Combined phylogenetic and geographic data can predict plant–pest interactions with high accuracy

open access: yesNew Phytologist, EarlyView.
Schematic overview of the study pipeline. Summary Non‐native plant pests can pose major threats to biodiversity, with destructive ecological and economic consequences. The ability to predict future threats would allow limited resources to be concentrated on managing the most serious risks. We built a Bayesian model to predict hosts at risk from Agrilus,
Elvira Hernández‐Gutiérrez   +2 more
wiley   +1 more source

Tres nuevas especies en las Asclepiadaceae sudamericanas

open access: yesCaldasia, 1995
Three new species of South American asclepiadaceae are described within the genera blepharodon decne, ditassa R. Br. and matelea aubl. New species are blepharodon polydori morillo, ditassa macarenae morillo and matelea ampiyacuensis morillo.Se describen ...
Morillo Gilberto
doaj  

Nuevas especies americanas de Turnera (Turneraceae)

open access: yesBonplandia, 1993
El estudio de material de herbario para la revisión del género Turnera, y los viajes de recolección hechos al Brasil en los últimos tres años han permitido el hallazgo de algunas nuevas especies, que se describen aquí: T.aromatica, T.candida, T.cipoensis, T.gardneriana, T.joelii, T.prancei, T.purpurascens, T.rubrobracteata y T.urbanii.
openaire   +4 more sources

UNA NUEVA ESPECIE DE MECARDONIA (PLANTAGINACEAE)

open access: yesDarwiniana, 2011
Instituto de ...
Greppi, Julian Alejandro   +1 more
openaire   +2 more sources

Tropical Bee Assemblage Diversity Decreases With Elevation While Body Size Increases

open access: yesBiotropica, Volume 58, Issue 4, July 2026.
Photos of bee specimens collected in the Colombian Andes across a nearly 3000 m elevational cline. They are arranged to illustrate both the decline in richness with elevation and the increase in community average body size with elevation. ABSTRACT Elevation gradients are powerful drivers of changes in species composition, richness, and functional ...
Nash E. Turley   +6 more
wiley   +1 more source

Sphenopteris asturica nueva especie

open access: yesActa geológica hispánica, 1969
[FR] Des échantillons de Tineo provenant du matériel récolté par l'une d'entre nous (C.A.R.) en vue de sa Thèse, sont décrits et attribués à une nouvelle espece: Sph. asturica. Des empreintes de Comnientry récoltés par J. D. et d'autres, du bassin de Puerto Ventana récoltés par R. H. Wagner, se rangent dans la meme espece.
ÁLVAREZ RAMIS, C., DOUBINGER, J.
openaire   +3 more sources

Harnessing social media data to track species range shifts

open access: yesConservation Biology, Volume 40, Issue 3, June 2026.
Abstract Biodiversity monitoring programs and citizen science data remain heavily biased toward the Global North. Especially in megadiverse countries with limited biodiversity records, incorporating social media data can help address existing data gaps.
Shawan Chowdhury   +15 more
wiley   +1 more source

Revisión preliminar de las especies del género Brueelia Kéler, 1936 (Phthiraptera, Philopteridae) parásitas de Icterinae (Aves, Passeriformes, Fringillidae)

open access: yesGraellsia, 1996
Las especies del género Brueelia que parasitan distintos táxones de Icterinae presentan un conjunto de características somáticas que permiten discriminarlas en dos agrupamientos informales de especies, aquí denominados grupo picturata y grupo ornatissima,
A. C. Cicchino, D. C. Castro
doaj   +1 more source

Una especie nueva del género Trichomanes Una especie nueva del género Trichomanes

open access: yesCaldasia, 1991
Se describe una especie nueva del género Trichomanes L., familia Hymenophyllaceae, T.lozanii Murillo coleccionada en la Isla Gorgona, Municipio de Guapí, Departamento del Cauca. A new specie of Trichomanes L. (Hymenophyllaceae), T. lozanii Murillo, is described; it was collected in Isla Gorgona, Municipio de Guapí, Departamento del Cauca.
openaire   +2 more sources

BIEN: A biodiversity informatics ecosystem advancing open and reproducible workflows for plant observation, plot and trait data

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 5, Page 1556-1584, May 2026.
Abstract The rapid expansion of biodiversity data presents new opportunities to understand and forecast biosphere dynamics. However, disparate and dispersed data, taxonomic and geographic inconsistencies, pervasive quality issues, and a lack of reproducable workflows hinder synthesis, introduce biases and limit accurate assessment of biodiversity ...
Brian J. Enquist   +38 more
wiley   +1 more source

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