Pterocarpin, homopterocarpin, medicarpin, maackiain, and three new com
pounds, roxy-4-methoxy-6-(13-hydroxy-2-oxotridecyl)benzoic acid, 11b-h
ydroxy-11b,1-dihydromedicarpin and 11b-hydroxy-11b,1-dihydromaackiain
were identified as minor components in a chloroform extract of Ononis
viscosa subsp. breviflora. (C) 1998 Elsevier Science Ltd. All rights r
eserved.