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News / Environmental Controls on Dominance and Diversity of Woody Plant Species in a Madrean, Sky Island ecosystem, Arizona, USA
 

Environmental Controls on Dominance and Diversity of Woody Plant Species in a Madrean, Sky Island ecosystem, Arizona, USA

Authors: Helen M. Poulos, Alan H. Taylor, R. Matthew Beaty

Published online: 13 January 2007, Springer Science+Business Media B.V. 2007

The Sky Island archipelagos of the Sierra Madre Occidental contain diverse, highly endemic, and topographically complex ecosystems, yet the local and landscape-scale controls on woody plant dominance and diversity patterns are poorly understood. This study examines variation in woody plant species composition in relation to a suite of environmental variables (i.e., elevation, potential soil moisture, soil type, geologic substrate, and heat load) in the Chiricahua National Monument, Arizona (CHIR).