. Weeds of Ontario [microform]. Weeds; Weeds; Mauvaises herbes; Mauvaises herbes, Lutte contre les. 66. Fig. 27. Green Tansy Mustard (Sisyhrlum incitum).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Howitt, J. E. (John Eaton), 1880-1966; Harrison, F. C. (Francis Charles), b. 1871; Lochhead, William, 1864-1927; Ontario Agricultural College. [Toronto : Dept. of Agriculture]
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectweeds, bookyear1916