https://digital.sciencehistory.org/works/mj6ij86 Czechoslovakian stamp commemorating the International Congress on the History of Pharmacy http://rightsstatements.org/vocab/InC/1.0/ Lukavský, Jaroslav, 1924-1984 1971 Czechoslovakian stamp commemorating the International Congress on the History of Pharmacy. The stamp features illustrations of Black Henbane (Hyoscyamus niger), a mortar and pestle, and a grinder. Hyoscyamus niger, also called black henbane and stinking nightshade, is a poisonous plant. Traditionally, it was used in herbal medicines to treat an array of ailments such as asthma, stomach pain, rheumatism, and motion sickness. All parts of this plant, including leaves, seeds, and roots, contain alkaloids such as Hyoscyamine, Atropine, Tropane, and Scopolamine. Witco Stamp Collection 4.4 cm W x 2.7 cm H Czechoslovakia Czech Jaroslav Lukavský Postage stamps Medicinal plants Botanical illustration Medicine on postage stamps image postage stamps https://digital.sciencehistory.org/downloads/deriv/hbjgsf0/thumb_large_2X?disposition=inline https://digital.sciencehistory.org/works/mj6ij86 http://rightsstatements.org/vocab/InC/1.0/ postage stamps https://digital.sciencehistory.org/downloads/deriv/hbjgsf0/download_full?disposition=inline