Affiliation: | 1.Biology Department, SUNY Buffalo State, Buffalo, NY, USA ;2.School of Geography and Development, The University of Arizona, Tucson, AZ, USA ;3.Merriam-Powell Center for Environmental Research and Department of Biological Sciences, Northern Arizona University, Flagstaff, AZ, USA ;4.USDA-ARS, Grassland Soil and Water Lab, Temple, TX, USA ;5.Department of Research, Conservation and Collections, Desert Botanical Garden, Phoenix, AZ, USA ; |