Gypsum soils occur around the world, mainly in arid regions. These harsh environments
promote unusual flora with high degrees of endemism. Mexico has extensive gypsum …

Evapotranspiration demand has increased rapidly as temperatures have risen, affecting
forest productivity. Consequently, carbon (C) uptake by forests is being modified; therefore, a …

Tropical forests on karstic relief (tropical karst forest) are among the most species-rich
biomes. These forests play pivotal roles as global climate regulators and for human …

Antecedentes: El noreste de México, estados de Coahuila, Nuevo León y Tamaulipas,
constituye una región heterogénea que incluye sierras, planicies continentales y llanuras …

Background: Different regionalizations have been proposed for the Sierra Madre Oriental
(SMOR), but none of them have analyzed its full floristic diversity. Hypothesis: The …

Butterworts (Pinguicula L.) exhibit a widespread and highly discontinuous distribution in the
American continents that host 87 species showing a high level of endemism. To increase …

The juxtaposition of climatic zones in tropical mountains is considered one of the leading
causes of the high diversity of tropical mountains; high peaks block oceanic winds, causing …

Abstract The genus Pinguicula (Lentibulariaceae) is composed of 115 species of
carnivorous plants and Mexico is a center of diversification. The Mexican Transition Zone …

ABSTRACT Castilleja salaisolaveae JM Egger, CG Velazco-Macías, & Huereca, sp. nov., is
described from limestone mountains in the Sierra Madre Oriental from the municipalities of …

Resumen Antecedentes: Altas Cumbres es un área natural protegida ubicada en el centro
del estado de Tamaulipas, la cual no ha sido suficientemente estudiada. A pesar de que las …