Reference:Cronquist1955a
Verbatim text: Cronquist, A. 1955. Compositae. In: C. L. Hitchcock et al. 1955–1969. Vascular Plants of the Pacific Northwest. Seattle. Vol. 5.
Author: Cronquist, A.
Year: 1955
Title: Compositae
Editor: Hitchcock, C.L.
Book year: 1955–1969
Book title: Vascular Plants of the Pacific Northwest
Volume: 5