Canada thistle, Cirsium arvense Tourn.
Subtitle: field thistle, creeping thistle
By: Freda Detmers
Series: Bulletin / Ohio Agricultural Experiment Station -- no. 414; Bulletin (Ohio Agricultural Experiment Station) -- no. 414
Publisher: Ohio Agricultural Experiment Station
Published: 1927
Place of publication: Wooster, Ohio
Language: eng
Number of pages: 45
Subjects: Canada thistle
Notes: Cover title

Bibliography: p. 44-45