Verbatim text: Wagenitz, G. 1976. Two species of the “Filago germanica” group (Compositae–Inuleae) in the United States. Sida 6: 221–223.
Author: Wagenitz, G.
Year: 1976
Title: Two species of the “Filago germanica” group (Compositae–Inuleae) in the United States
Journal: Sida
Volume: 6
Pages: 221–223