The Blue Passion Flower, for Robert John Thornton’s Temple of Flora (London, 1799–1812) https://www.rawpixel.com/image/9201014/image-flowers-vintage-leavesFree Image from public domain licenseThe Blue Passion Flower, 1800, from Robert John Thornton, 'The Temple of Flora', London, 1799-1812 https://www.rawpixel.com/image/9202017/image-flowers-plant-vintageFree Image from public domain licenseThe Dragon Arum, 1801, from Robert John Thornton, the 'Temple of Flora', 1799-1812 https://www.rawpixel.com/image/9202402/image-flowers-plant-vintageFree Image from public domain license