Reference:Swenson2003a
Verbatim text: Swenson, U. and U. Manns. 2003. Phylogeny of Pericallis (Asteraceae): A total evidence approach reappraising the double origin of woodiness. Taxon 52: 533–546.
Author: Swenson, U., Manns, U.
Year: 2003
Title: Phylogeny of Pericallis (Asteraceae): A total evidence approach reappraising the double origin of woodiness
Journal: Taxon
Volume: 52
Pages: 533–546