An updated inventory of the native vascular plants of Mexico records 23,314 species,
distributed in 2,854 genera, 297 families, and 73 orders. The flora includes 1,039 species of …

Conifers (Pinophyta) are woody trees or shrubs with simple leaves and reproductive
structures arranged in simple pollen cones and (except in Taxaceae) compound seed …

México es un país con una alta riqueza de especies de Magnoliophyta, quizá sólo después
de Brasil y Colombia. El objetivo de este trabajo es presentar cifras reajustadas sobre el …

En sus trabajos, ahora clásicos, Rzedowski (1978, 1996) discute la relevancia de los
bosques mesófilos de montaña, tanto por la riqueza vegetal que allí se alberga como por el …

INTRODUCTION: Helicobacter pylori is the major etiological agent of chronic active gastritis
and peptic ulcer disease and is linked to gastric carcinoma. Treatment to eradicate the …

With more than 200 species, the genus Agave is one of the most interesting and complex
groups of plants in the world, considering for instance its great diversity and adaptations …

Mesoamerican arid biomes epitomize neotropical rich and complex biodiversity. To
document some of the macroevolutionary processes underlying the vast species richness of …

Over the last 200 years, humans have impacted the genetic diversity of forest trees. Because
of widespread deforestation and over-exploitation, about 9000 tree species are listed …

The genus Agave is one of the most diverse and rich groups of plants of Mexico. Mexican
people have developed several technologies to extract products from Agave, and for many …

As a megadiverse country, Mexico harbors 4 to 8% of the flora of the world and of this, 51%
is endemic. There is concern because several factors are impeding its conservation. In this …