revision of the goldenaster genus Pityopsis Nutt (Compositae: Astereae)
By: John C. Semple and Frank D. Bowers
Contributors: Bowers, Frank D
Series: University of Waterloo biology series -- no. 29
Publisher: Dept. of Biology, University of Waterloo
Published: 1985
Place of publication: Waterloo, Ont., Canada
Language: eng
Number of pages: 34
Subjects: Compositae; Asters
Notes: Bibliography: p. 32-34