Results 21 to 30 of about 12,590 (175)
Nuevas localidades de Ophioglossum vulgatum L. en la Comunidad Valenciana. [PDF]
New localities of Ophioglossum vulgatum L. in the Community of Valencia. Palabras clave. Corologfa, Ophioglossaceae, Ophioglossum vulgatum, Castellón, Comunidad Valenciana.Key words.
Andrés Ros, José Vicente +2 more
core +4 more sources
Introducción y objetivos: El sistema de Tandilia (Buenos Aires, Argentina) es un refugio fundamental para una biota altamente diversa frente a la variabilidad climática durante el Cenozoico medio-tardío, especialmente para helechos y licofitas de la ...
Gonzalo D. Sottile +4 more
doaj +1 more source
Helechos de Veracruz: Adiantum (Pteridaceae)
In this paper a key is presented far the identification of twenty species of the genus Adiantum; although three of them have not been collected in the state of Veracruz their existence is suspected because they grow in adjacent areas of the states of Tabasco and Chiapas. For each species, the synonymy and a short description is offered and reference is
Mónica Palacios-Rios, Ramón Riba
openaire +3 more sources
Medicinal Plants from Mexico, Central America, and the Caribbean Used as Immunostimulants
A literature review was undertaken by analyzing distinguished books, undergraduate and postgraduate theses, and peer‐reviewed scientific articles and by consulting worldwide accepted scientific databases, such as SCOPUS, Web of Science, SCIELO, Medline, and Google Scholar.
Angel Josabad Alonso-Castro +3 more
wiley +1 more source
Introducción y objetivo: los helechos película (Hymenophyllum) se destacan por su dependencia de micrositios húmedos para su supervivencia, aunque los factores determinantes de su ensamblaje en el hábitat permanecen parcialmente indefinidos. El objetivo
Jimmy Pincheira-Ulbrich
doaj +1 more source
Fase gametofítica del helecho Microgramma nitida (Polypodiaceae)
Se describe la fase gametofítica del helecho Microgramma nitid con esporas de Veracruz, México (siembra promedio 40 esporasl cm2). La morfogénesis se caracteriza por: germinación tipo Vittaria. un filamento inicial de seis células protálicas; gametofitos jóvenes espatulados que se trausforman en gametofitos adultos cordiformes-alargados, con márgenes ...
Ramírez, Ma del Rosario +1 more
openaire +4 more sources
Ethnobotanical Research at the Kutukú Scientific Station, Morona‐Santiago, Ecuador
This work features the results of an ethnobotanical study on the uses of medicinal plants by the inhabitants of the region near to the Kutukú Scientific Station of Universidad Politécnica Salesiana, located in the Morona‐Santiago province, southeast of Ecuador. In the surroundings of the station, one ethnic group, the Shuar, has been identified.
Jose Luis Ballesteros +5 more
wiley +1 more source
A pesar de que más del 90% del territorio de Tabasco se encuentra deforestado, se registraron 48 taxa de helechos y licófitos en unos pocos fragmentos de selva mediana subperennifolia en Tacotalpa.
William Cetzal-Ix +3 more
doaj +1 more source
Pteridofitas: helechos y licófitos de El mundo vegetal de los Andes peruanos en el contexto actual
Los helechos y licófitos mencionados en El mundo Vegetal de los Andes peruanos de Weberbauer brindan una breve información de su riqueza y sustento a las observaciones ambientales para cada categoría de su esquema fitogeográfico del Perú.
Blanca León +2 more
doaj +1 more source
Wood density variation across an Andes‐to‐Amazon elevational gradient
We study how wood density varies along a 3500‐m elevational gradient, spanning from the Andean tree line to the Amazon basin. Our results reveal that wood density decreases from low to mid‐elevations, then increases toward the tree line. These patterns underscore the influence of species composition, life forms such as tree ferns, and local ...
William Farfan‐Rios +17 more
wiley +1 more source

