Results 21 to 30 of about 16,246 (128)

Índice de expansão florística na floresta equatorial de terra-firme [PDF]

open access: yesActa Amazonica, 1988
Analisa as variações florísticas em uma floresta equatorial de terra-firme, próximo de Manaus, através do índice de Expansão Florística (IEF), obtido através da taxa de regeneração natural, ponderada pela abundância relativa das espécies, concluindo que ...
Fernando C. da Silva Jardim
doaj   +1 more source

Gentianella canoi S.J.Castillo & J.S.Pringle sp. nov. (Gentianaceae), a new species from Peru

open access: yesAnales del Jardín Botánico de Madrid, 2018
A new species of Gentianella (Gentianaceae) is described from the flora of Peru. Gentianella canoi S.J.Castillo & J.S.Pringle sp. nov., which inhabits high Andean rocky slopes of the Department of Ancash. This new species is related to G.
Susy J. Castillo, James S. Pringle
doaj   +1 more source

Conspectus de Melastomataceae Juss. no Distrito Federal, Brasil

open access: yesHeringeriana, 2022
Melastomataceae é uma das famílias mais representativas do Cerrado, apresentando 33 gêneros e 513 espécies no bioma. A última listagem publicada de Melastomataceae para o Distrito Federal (DF) apontava 19 gêneros e 87 espécies, e foi elaborada para ...
Estela Cristina de Oliveira Lourenço   +2 more
doaj   +1 more source

Species–area relationships on small islands differ among plant growth forms

open access: yesGlobal Ecology and Biogeography, Volume 29, Issue 5, Page 814-829, May 2020., 2020
Abstract Aim We tested whether species–area relationships of small islands differ among plant growth forms and whether this influences the prevalence of the small‐island effect (SIE). The SIE states that species richness on small islands is independent of island area or relates to area in a different way compared with larger islands.
Julian Schrader   +6 more
wiley   +1 more source

Flora vascular y vegetación de la laguna de Parinacochas y alrededores (Ayacucho, Perú)

open access: yesRevista Peruana de Biología, 2013
La laguna de Parinacochas, situada en el extremo sur del departamento de Ayacucho, a 3200 m de altitud, está considerada como un importante humedal altoandino; sin embargo, su riqueza florística es poco conocida.
José E. Roque, Ella Karina Ramírez
doaj   +1 more source

Population structure and host range of the potato late blight pathogen Phytophthora infestans in Peru spanning two decades

open access: yesPlant Pathology, Volume 69, Issue 2, Page 334-346, February 2020., 2020
Four clonal lineages (EC‐1, US‐1, PE‐3, PE‐7) of P. infestans found in Peru, of A1 mating type and no clear host specialization; EC‐1 predominates, mostly resistant to metalaxyl with a high level of subclonal variation. The genetic diversity of the late blight pathogen Phytophthora infestans infecting cultivated potato and alternative hosts growing in ...
H. Lindqvist‐Kreuze   +8 more
wiley   +1 more source

Composición florística de los bosques de Polylepis Yauyinazo y Chaqsii-Chaqsii, Reserva Paisajística Nor Yauyos-Cochas, Lima

open access: yesRevista Peruana de Biología, 2016
Los bosques de Polylepis (Rosaceae) forman parte de la vegetación natural de los Andes entre los 3500 y 5000 msnm, con una distribución comúnmente restringida a laderas rocosas y quebradas, constituyéndose como ecosistemas de gran importancia.
Huber Trinidad, Asunción Cano
doaj   +1 more source

Diversity of the genus Polylepis (Rosaceae, Sanguisorbeae) in the Peruvian Andes

open access: yesRevista Peruana de Biología, 2011
This study provides information on the diversity of Peruvian species of Polylepis. Nineteen (19) species are reported here (more than 70% of the 27 species registered for the whole Andean region). As a result, Peru could be considered as the country with
Wilfredo Mendoza, Asunción Cano
doaj   +1 more source

Sobre la necesidad de una actualización taxonómica

open access: yesRevista Peruana de Medicina Experimental y Salud Pública, 2017
-
Héctor Aponte
doaj   +1 more source

Actualización taxonómica de las algas rojas (Rhodophyta) marinas bentónicas del Atlántico mexicano

open access: yesActa Botanica Mexicana, 2020
Antecedentes y Objetivos: Desde las contribuciones de Dreckmann en 1998 y Ortega et al. en 2001, no se han realizado otros trabajos compilatorios para el Atlántico mexicano en los que se consideren modificaciones y actualizaciones taxonómicas para la ...
Annie May Ek García García   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy