Plantas leñosas, en ocasiones trepadoras, dioicas, monoicas o polígamo-dioicas,
generalmente con corteza resinosa, en algunas especies provista de líquido oleífero …

Antecedentes y Objetivos: En 2006 se dio a conocer el catálogo de las gramíneas de
México, pero desde entonces tanto la clasificación como la aparición de especies nuevas …

Antecedentes y Objetivos: En 2006 se dio a conocer el catálogo de las gramíneas de
México, pero desde entonces tanto la clasificación como la aparición de especies nuevas …

The increasing threats to global biodiversity notably impact cycads, one of the most
endangered organisms. Despite the importance of nature reserves, they only sometimes …

Ceratozamia morettii, C. brevifrons, and C. tenuis are cycads considered endangered in
montane forests in the center of Veracruz state. However, the amount of theoretical and …

The presence or absence of species in a specific area and their distribution in geographic
space are consequences of various factors, including geographic barriers. This study …

Species richness, classification and a checklist of the grasses (Poaceae) of Mexico SciELO -
Scientific Electronic Library Online número126 Catálogo de los hongos de San Sebastián del …

The Melastomataceae contains well-known horticultural species as well as some species
that are invasive particularly on Pacific and Indian Ocean islands. Three Pleroma species, a …

The activities of the artisanals and small-scale miners in Nasarawa state, Nigeria, are
increasing daily without considering the loss of biodiversity, which has continuously …

 Abstract The currently known species of Valeriana are herbs, shrubs, small trees and vines.
After 20 years without new species of Valeriana in Mexico, here is described and illustrated …