Verbatim text: Keck, D. D. 1946. A revision of the Artemisia vulgaris complex in North America. Proc. Calif. Acad. Sci., ser. 4, 25: 421–468.
Author: Keck, D.D.
Year: 1946
Title: A revision of the Artemisia vulgaris complex in North America
Journal: Proc. Calif. Acad. Sci
Volume: 4
Pages: 421–468