The drug known as pinkroot
By: by W.W. Stockberger
Series: Bulletin / U.S. Department of Agriculture, Bureau of Plant Industry -- no. 100, pt. 5; Bulletin (United States. Bureau of Plant Industry) -- no. 100, pt. 5
Publisher: G.P.O.
Published: 1906
Place of publication: Washington
Language: eng
Subjects: Spigelia marilandica; Ruellia ciliosa