Reference:Wilken1975a
Verbatim text: Wilken, D. H. 1975. A systematic study of Hulsea (Asteraceae). Brittonia 27: 228–244.
Author: Wilken, D.H.
Year: 1975
Title: A systematic study of Hulsea (Asteraceae)
Journal: Brittonia
Volume: 27
Pages: 228–244