Verbatim text: Gruezo, W. S. and K. E. Denford. 1994. Taxonomy of Arnica L. subgenus Chamissonis Maguire (Asteraceae). Asia Life Sci. 3: 89–212.
Author: Gruezo, W.S., Denford, K.E.
Year: 1994
Title: Taxonomy of Arnica L. subgenus Chamissonis Maguire (Asteraceae)
Journal: Asia Life Sci
Volume: 3
Pages: 89–212