A plant (Aristolochia hyperborea) related to birthwort: flowering stem. Coloured etching by F. Smith, c. 1834, after himself. https://www.rawpixel.com/image/13960308/image-cartoon-flower-plantFree Image from public domain licenseAn orchid (Dendrobium moschatum): flowering stem. Coloured etching by F. Smith, c. 1836, after himself. https://www.rawpixel.com/image/13969353/image-flower-plant-artFree Image from public domain licenseA plant (Escallonia montevidensis): flowering stem. Coloured etching by F. Smith, c. 1834, after himself. https://www.rawpixel.com/image/13983046/image-flower-plant-artFree Image from public domain license