Angular Solomon's seal from Zorn's 'Icones Plantarum Medicinalium,' Amsterdam, 1796

Angular Solomon's seal, Polygonatum odoratum. Handcoloured copperplate botanical engraving from Johannes Zorn's 'Afbeelding der Artseny-Gewassen,' Jan Christiaan Sepp, Amsterdam, 1796. Zorn first published his illustrated medical botany in Nurnberg in 1780 with 500 plates, and a Dutch edition followed in 1796 published by J.C. Sepp with an additional 100 plates. Zorn (1739-1799) was a German pharmacist and botanist who collected medical plants from all over Europe for his 'Icones plantarum medicinalium' for apothecaries and doctors. . (Photo by: Florilegius/Universal Images Group via Getty Images)