Verbatim text: Cronquist, A. and M. Ownbey. 1977. Allium. In: A. Cronquist et al. 1972+. Intermountain Flora. Vascular Plants of the Intermountain West, U.S.A. 5+ vols. New York and London. Vol. 6, pp. 508–522. New York.
Author: Cronquist, A., Ownbey, M.
Year: 1977
Title: Allium
Editor: Cronquist, A.
Book year: 1972
Book title: Intermountain Flora. Vascular Plants of the Intermountain West, U.S.A.
Book volume: 5+ vols
Volume: 6
Pages: 508–522