EditorialChalcedonian iris or mourning iris, Iris susiana. Handcoloured lithograph from Louis van Houtte and Charles Lemaire's Flowers of the Gardens and Hothouses of Europe, Flore des Serres et des Jardins de l'Europe, Ghent, Belgium, 1856.
EditorialChalcedonian iris or mourning iris, Iris susiana. Handcolored copperplate engraving from a botanical illustration by James Sowerby from William Curtis's "Botanical Magazine," Lambeth, London, 1789.