Results 1 to 10 of about 8,521 (225)

The genus Zygia P. Browne (Leguminosae, Mimosoideae, Ingeae) in the Mexican portion of the Yucatan Peninsula

open access: yesAnales del Jardín Botánico de Madrid, 2015
In the Mexican portion of the Yucatan Peninsula there are three species of Zygia (Leguminosae, Mimosoideae, Ingeae). Their morphological differences and nomenclature are discussed.
José Enrique López-Contreras   +3 more
doaj   +1 more source

Midiendo la exposición del cambio climático en las ciudades mesoamericanas

open access: yesRevista Iberoamericana de Bioeconomía y Cambio Climàtico, 2020
La presente investigación analiza la volatilidad de la precipitación y la temperatura en las ciudades mesoamericanas generadas por el cambio climático, utilizando como línea base la dinámica de las dos variables climáticas observadas mes a mes; entre ...
Sazcha Olivera Villarroel   +3 more
doaj   +1 more source

Study in Neotropical Apocynaceae XXXIX: review of Apocynoideae and Rauvolfioideae from Honduras

open access: yesAnales del Jardín Botánico de Madrid, 2009
A treatment of the subfamilies Apocynoideae and Rauvol - fioideae (Apocynaceae) in Honduras, is presented. A total of 55 species in 30 genera (Allamanda, Allomarkgrafia, Anechites, Aspidosperma, Beaumontia, Carissa, Cascabela, Catharanthus, Echites ...
J. Francisco Morales
doaj   +1 more source

Mesoamérica y Andes

open access: yesEstudios Atacameños, 2023
Hemos asistido al ocaso del sistema de clasificación de áreas culturales y, sin embargo, sus etiquetas persisten funcionalmente en el ámbito académico.
Clementina Battcock, Alejandra Ramos
doaj   +1 more source

Data-Informed Tools for Archaeological Reflexivity: Examining the substance of bone through a meta-analysis of academic texts

open access: yesInternet Archaeology, 2020
Our study uses computational archaeology tools to investigate how researchers in our field present interpretations of the past in patterned ways. We do so in order to illuminate assumptions, naturalised categories, and patterned interpretative moves that
Sarah E. Jackson   +3 more
doaj   +1 more source

Characterization of complete mitochondrial genomes of indigenous Mayans in Mexico

open access: yesAnnals of Human Biology, 2017
Background: The authors have previously published the complete mitochondrial genome (mitogenome) sequences of two indigenous Mesoamerican populations, Mazahua (n = 25) and Zapotec (n = 88). Methods: This study determined the complete mitogenome sequences
Fuzuki Mizuno   +7 more
doaj   +1 more source

Effects of Simultaneous Sitophilus zeamais and Prostephanus truncatus During Storage of Maize in Hermetic and Non‐Hermetic Conditions

open access: yesCereal Chemistry, EarlyView.
ABSTRACT Background Sitophilus zeamais (Mostschulsky), the maize weevil, and Prostephanus truncatus (Horn), the larger grain borer, are two notorious insect pests of farm‐stored products in Sub‐Saharan Africa (SSA). The goal of this study was to determine whether there were interactions between P. truncatus and S. zeamais during storage.
Rashid Suleiman, Kurt A. Rosentrater
wiley   +1 more source

Clethra formosa (Clethraceae), una nueva especie de Costa Rica

open access: yesAnales del Jardín Botánico de Madrid, 2006
Clethra formosa (Clethraceae), a new species endemic to high elevations of the Central and Talamanca cordilleras in Costa Rica is described. Photographs of the proposed species are included as well as a discussion of its taxonomic affinities, mainly with
Juan Francisco Morales, Evelio Alfaro
doaj   +1 more source

Beyond Tradition: An Integrated Toxicological, Ecological, and Public Health Perspective on Aristolochic Acids

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Aristolochia species have long been used in traditional medicine for their presumed anti‐inflammatory, analgesic and antimicrobial properties. However, extensive toxicological and epidemiological evidence now demonstrates that these plants contain aristolochic acids (AAs) I and II, highly potent nephrotoxic, genotoxic, and carcinogenic ...
Victor Ventura de Souza   +2 more
wiley   +1 more source

On the botanical history and nomenclature of the New World genus Piscidia (Fabaceae)

open access: yesNordic Journal of Botany, EarlyView.
Piscidia L. (Fabaceae) is a New World genus with nine recognized taxa (seven species and two varieties). The previous nomenclatural revisions, made in 1910 and in 1969, are revisited here. The names Derris grandifolia Heyde & Lux ex Donn.Sm. and P. cubensis Urb. required step II lectotypifications, with an epitype for the latter name.
Camila Sánchez‐ Vega   +4 more
wiley   +1 more source

Home - About - Disclaimer - Privacy