Transsylvanoside B, which is a new acidic triterpene glycoside, was is
olated from dried flowers of Cephalaria transsylvanica. The structure
was determined as 3-O-[beta-D-glucopyranosyl(1 --> 2)-beta-D-xylopyran
osyl(1 --> 4)-alpha-L-rhamnopyranosyl (1 --> 4)-beta-D-xylopyranosyl]-
3 beta,23-dihydroxy Delta(12)-oleanen-28-carboxylic acid.