Verbatim text: Jackson, R. C. and C. T. Dimas. 1981. Experimental evidence for systematic placement of the Haplopappus phyllocephalus complex (Compositae). Syst. Bot. 6: 8–14.
Author: Jackson, R.C., Dimas, C.T.
Year: 1981
Title: Experimental evidence for systematic placement of the Haplopappus phyllocephalus complex (Compositae)
Journal: Syst. Bot
Volume: 6
Pages: 8–14