Journal
BIOCHEMICAL SYSTEMATICS AND ECOLOGY
Volume 34, Issue 4, Pages 349-352Publisher
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.bse.2005.10.007
Keywords
Centaurea ptosimopappa; section Ptosimopappus; Asteraceae; guaianolides; lignans; chemosystematics