From the epigeal part of Papaver bracteatum Lindl. (family Papaveraceae) growing in the region of Mt. Beshtau (Pyatigorsk) 12 bases have been isolated: isothebaine and oripavine, isolated previously, and thebaine, mecambridine, orientalidine, alpinine, alpigenine, salutaridine, floripavidine, bracteoline, and bases (I) and (II), isolated for the first time. © 1978 Plenum Publishing Corporation.