Lawn pennywort
Subtitle: a new weed
By: Albert A. Hansen
Series: Department circular / United States Department of Agriculture -- 165; Department circular (United States. Dept. of Agriculture) -- 165.
Publisher: U.S. Dept. of Agriculture
Published: 1921
Place of publication: Washington, D.C
Language: eng
Subjects: Lawns; Weed control
Notes: "Contribution from the Bureau of Plant Industry (Office of Forage-Crop Investigations)."