Keywords: Fraxinus nigra NRCS-1.jpg en Fraxinus nigra Marshall - black ash 1996 http //plants usda gov/gallery/pubs/frni_005_pvp jpg USDA-NRCS PLANTS Database / Herman D E et al 1996 North Dakota tree handbook USDA NRCS ND State Soil Conservation Committee; NDSU Extension and Western Area Power Administration Bismarck Herman D E et al 1996 North Dakota tree handbook USDA NRCS ND State Soil Conservation Committee; NDSU Extension and Western Area Power Administration Bismarck Courtesy of ND State Soil Conservation Committee Provided by USDA NRCS ND State Office United States ND PD-USGov Uploaded with UploadWizard Fraxinus nigra |