| Section2 = | Section3 = }} Fuchsine or rosaniline hydrochloride's a magenta dye with chemical formula C20H19N3·HCl. There're other similar chemical formulations of products sold as fuchsine, and several dozen other synonyms of this molecule.'s usually cited with one of two etymologies: from the color of the flowers of the plant genus Fuchsia, named in honor of botanist Leonhart Fuchs, or as the German translation Fuchs of the French name Renard, which means fox. An 1861 article in Ré… (More on Fuchsine)