Keywords: Pinus ponderosa & arizonica range map 1.png en Natural distribution map for Pinus ponderosa Note that the southern populations in Mexico southern Arizona southern New Mexica and Texas are now usually treaded as Pinus arizonica 1971 http //esp cr usgs gov/data/little/ USGS Geosciences and Environmental Change Science Center Digital Representations of Tree Species Range Maps from Atlas of United States Trees by Elbert L Little Jr and other publications Elbert L Little Jr U S Department of Agriculture Forest Service and others PD-USGov Uploaded with UploadWizard Pinus ponderosa range maps |