in taxon pinus genus tree stone pine tree PLANTS:PIPI7 stone pine italian stone pine parasol pine MANSFELD:10031 pignolia pignolia-nut pine Pinus pinea has been cultivated extensively for at least 6,000 years for the edible pine nuts. These have been trade items since early historic times. This cultivation throughout the Mediterranean region for so long that it has naturalized and is often considered native beyond its natural range. pine nut pino nut pinon pinon nut pinus pinea umbrella pine Pinus pinea requires discussion