Keywords: Echinochloa walteri NRCS-005.png en Echinochloa walteri Pursh A Heller - coast cockspur grass 1989 http //plants usda gov/java/largeImage imageID ecwa_005_avd tif USDA-NRCS PLANTS Database / USDA NRCS Wetland flora Field office illustrated guide to plant species USDA Natural Resources Conservation Service Mark Mohlenbrock USDA NRCS Wetland flora Field office illustrated guide to plant species USDA Natural Resources Conservation Service Provided by NRCS National Wetland Team Fort Worth TX PD-USGov Uploaded with UploadWizard Echinochloa walteri Wetland flora Field office illustrated guide to plant species |