Four seco-prezizaane sesquiterpene lactones, 14-O-n-butyrylfloridanolide, 3
,4-dehydrofloridanolide, 3,6-dideoxy-10-hydroxypseudoanisatin, and 2-O-n-bu
tyrylpseudomajucin were isolated from the pericarps of Illicium merrillianu
m. Their structures were determined by spectroscopic methods. (C) 2000 Else
vier Science Ltd. All rights reserved.