Reference:Swenson1995a
Verbatim text: Swenson, U. 1995. Systematics of the Blennospermatinae (Asteraceae, Senecioneae). Ph.D. dissertation. Uppsala University.
Author: Swenson, U.
Year: 1995
Title: Systematics of the Blennospermatinae (Asteraceae, Senecioneae)