Verbatim text: Bierner, M. W. 2004. Taxonomy of Hymenoxys subgenus Macdougalia (Asteraceae, Helenieae, Tetraneurinae). Sida 21: 657–663.
Author: Bierner, M.W.
Year: 2004
Title: Taxonomy of Hymenoxys subgenus Macdougalia (Asteraceae, Helenieae, Tetraneurinae)
Journal: Sida
Volume: 21
Pages: 657–663