Gum labdanum; aromatic resin exuded from Cistus ladaniferus, a small, wild-growing shrub probably originating in the mountainous coastal regions of Eastern Mediterranean countries and the Middle East; heavy, dark brown viscous substance in plastic vial; the gum is obtained by boiling leaves and skimming off the released gum from the surface of the water. Odor described as “sweet, herbaceous-balsamic, rich and tenacious.” Most commonly used in perfumery. Spain is the largest producer, others being Portugal, Morocco, Yugoslavia, Greece. Sample obtained from S.N. Kelkar, perfumer.