Keywords: Salix interior range map 2.png en Natural distribution map for Salix interior syn Salix exigua var interior Shaded lighter colored regions are from George W Argus 2007 Salix Salicaceae Distribution Maps and a Synopsis of Their Classification in North America North of Mexico Harvard Papers in Botany 12 2 335-368 1976 1977 http //esp cr usgs gov/data/little/ USGS Geosciences and Environmental Change Science Center Digital Representations of Tree Species Range Maps from Elbert L Little Jr 1976 Atlas of United States trees Vol 3 minor Western hardwoods U S Department of Agriculture Miscellaneous Publication 1314 13 p 290 maps and Elbert L Little Jr 1977 Atlas of United States trees Vol 4 minor Eastern hardwoods U S Department of Agriculture Miscellaneous Publication 1342 17 p 230 maps Elbert L Little Jr of the U S Department of Agriculture Forest Service PD-USGov Salix exigua range maps Uploaded with UploadWizard Salix interior range maps |