Keywords: Salix humilis NRCS-2.jpg en Salix humilis Marshall - prairie willow 1995 http //plants usda gov/java/largeImage imageID sahu2_002_ahp tif Robert H Mohlenbrock USDA-NRCS PLANTS Database / USDA NRCS 1995 Northeast wetland flora Field office guide to plant species Northeast National Technical Center Chester Cropped to a 4x3 format by the uploader Robert H Mohlenbrock USDA NRCS 1995 Northeast wetland flora Field office guide to plant species Northeast National Technical Center Chester Courtesy of USDA NRCS Wetland Science Institute x96px PD-USGov Uploaded with UploadWizard Salix humilis Photographs by Robert H Mohlenbrock |