Verbatim text: Shinners, L. H. 1951e. Revision of the north Texas species of Heterotheca including Chrysopsis (Compositae). Field & Lab. 19: 66–71.
Author: Shinners, L.H.
Year: 1951e
Title: Revision of the north Texas species of Heterotheca including Chrysopsis (Compositae)
Journal: Field & Lab
Volume: 19
Pages: 66–71