A guide to medicinal plants of Appalachia
by Arnold Krochmal, Russell S. Walters [and] Richard M. Doughty.
- Washington U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off. [1971]
- 291 p. illus.
- Agriculture handbook no. 400 .
- Agriculture handbook (United States. Dept. of Agriculture) no. 400. .