A revision of Heterotheca sect. Phillotheca (Nutt.) Harms (Compositae:Astereae)
Subtitle: the prairie and montane goldenasters of North America
By: by John C. Semple.
Series: University of Waterloo biology series,; no. 37
Publisher: Dept. of Biology, University of Waterloo
Published: 1996
Place of publication: Waterloo, Ont
Language: eng
Number of pages: 164
Subjects: Heterotheca -- North America -- Classification.
Other titles: Revision of Heterotheca sect. Phyllotheca (Compositae)
Notes: Includes bibliographical references p. (158-162) and index.