Verbatim text: Best, K. F. 1977. The biology of Canadian weeds. 22. Descurainia sophia (L.) Webb. Canad. J. Pl. Sci. 57: 499–507.
Author: Best, K.F.
Year: 1977
Title: The biology of Canadian weeds. 22. Descurainia sophia (L.) Webb
Journal: Canad. J. Pl. Sci
Volume: 57
Pages: 499–507