Justicia martinicensis Jacq.: flowering stem. Coloured engraving after F. von Scheidl, 1776. https://www.rawpixel.com/image/13964080/image-flower-plant-grassFree Image from public domain licenseSurinam quassia wood (Quassia amara): flowering stem and leaf. Coloured zincograph, c. 1853, after M. Burnett. https://www.rawpixel.com/image/13956081/image-paper-flower-plantFree Image from public domain licensePoison primula (Primula obconica): flowering plant. Chromolithograph, c. 1897, after H. Moon. https://www.rawpixel.com/image/13958174/image-flower-plant-moonFree Image from public domain licenseA tropical orchid (Oncidium lanceanum): flowering stem and leaves. Coloured etching, c. 1842, after Miss S. A. Drake. https://www.rawpixel.com/image/13952922/image-flower-plant-medicineFree Image from public domain licenseSering (Syringa vulgaris) (1596 - 1610) by Anselmus Boëtius de Boodt and Elias Verhulst https://www.rawpixel.com/image/13742504/image-paper-flower-plantFree Image from public domain licenseBloemboeket in een glas (c. 1851 - c. 1854) by François Frédéric Grobon, François Frédéric Grobon, François Delarue… https://www.rawpixel.com/image/13734837/image-paper-rose-flowerFree Image from public domain licenseM. Bergson a promis de venir: Robe de dîner de Worth (1914) print in high resolution by Bernard Boutet de Monvel… https://www.rawpixel.com/image/2894301/free-illustration-image-pink-fashion-vintageFree Image from public domain licenseMadame Arthur Fontaine (Marie Escudier, born 1865) (1901) by Odilon Redon. Original from The MET museum. Digitally enhanced… https://www.rawpixel.com/image/599255/madame-arthur-fontaine-odilon-redonFree Image from public domain license