Isolation and structure elucidation of phenolic compounds from Cyclopia subternata Vogel (honeybush) intact plant and in vitro cultures

► Benzophenone and dihydrochalcone identified for the first time in Cyclopia genus. ► Isoflavone glucosides found in Cyclopia subternata callus. ► Compounds separated on semipreparative monolithic RP-18 columns connected in series.