Quina (Cinchona oblongifolia) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson… https://www.rawpixel.com/image/326984/free-illustration-image-flower-cinchona-quinaFree Image from public domain licenseColorful botany psd flowers illustration set https://www.rawpixel.com/image/2612476/premium-illustration-psd-medical-herbs-aromatic-plants-herb-vintageView licensePng collection of colorful flowers illustration https://www.rawpixel.com/image/2612489/free-illustration-png-rosemary-datura-wildflowerView licenseWhite Quina flowers png vintage plant sketch https://www.rawpixel.com/image/2611484/free-illustration-png-white-flowers-watercolor-cinchonaView licenseVintage botanical green plant illustration https://www.rawpixel.com/image/2687097/premium-illustration-image-beautiful-beige-blossomView licenseVector botanical cinchona green plant illustration https://www.rawpixel.com/image/2695760/premium-illustration-vector-beautiful-beige-blossomView licenseColorful flowers png vintage illustration collection https://www.rawpixel.com/image/2612479/free-illustration-png-wildflower-yellow-white-rosemaryView licenseHand drawn colorful various flowers psd collection vintage https://www.rawpixel.com/image/2612467/premium-illustration-psd-wildflower-aromatic-herbs-vintage-herbalView licenseBotanical psd cinchona plant vintage sketch https://www.rawpixel.com/image/2686873/premium-illustration-psd-vintage-flower-beautiful-beigeView licenseQuina (Cinchona oblongifolia) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. https://www.rawpixel.com/image/326982/premium-illustration-psd-john-stephenson-vintage-flower-antiqueView license