Slippery elm (Ulmus pubescens)
Series: Forest planting leaflet; Circular / U.S. Dept. of Agriculture, Forest Service -- no. 85; Forest planting leaflet; Circular (United States. Forest Service) -- no. 85.
Publisher: G.P.O.]
Published: 1907
Place of publication: [Washington, D.C
Language: eng
Subjects: Slippery elm