Four abnormal Erythrina alkaloids have been isolated from the leaves of Cocculus laurifolia. Of these, two new bases, isococculidine and coccoline, have been assigned the structures (3S,5S)-3,15-dimethoxyerythrin-1-ene and (3R,5S)-15-hydroxy-3-methoxyerythrin-1-en-8-one respectively. © 1976.