Verbatim text: Cook, R. E. 2002. A Biosystematic Study of Solidago Subsect. Glomeruliflorae Torr. & Gray. (Asteraceae: Astereae) in Eastern North America. Ph.D. dissertation. University of Waterloo.
Author: Cook, R.E.
Year: 2002
Title: A Biosystematic Study of Solidago Subsect. Glomeruliflorae Torr. & Gray. (Asteraceae: Astereae) in Eastern North America