01069cam a2200265 4500 121316058 TxAuBib 20070605120000.0 990304s1999||||||||||||||||||||||||eng|u 9781551052212 1551052210 CaBVAU eng CaOONL CaOONL TxAuBib Royer, France, 1951- Weeds of the northern U.S. and Canada [TP] : a guide for identification / France Royer & Richard Dickinson. Edmonton : University of Alberta Press, 1999. xxxvii, 434 p. : col. ill. ; 22 cm. Also published under title: Weeds of Canada and the northern United States. Includes bibliographical references and index. 20070605. Weeds Canada Identification. Weeds United States Identification. Mauvaises herbes Canada Identification. Mauvaises herbes États-Unis Identification. Dickinson, Richard, 1960-