Pinkish white flowers cinchona png sketch botany https://www.rawpixel.com/image/2611473/free-illustration-png-chinchona-cordifolia-vintage-transparent-backgroundView licenseCartagena bark (cinchona cordifolia) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/326957/free-illustration-image-flower-cinchona-cartagena-bark-cinchona-cordifoliaFree Image from public domain licensePeruvian bark : a popular account of the introduction of chinchona cultivation into British India, 1860-1880 / by Clements… https://www.rawpixel.com/image/13991458/image-paper-world-map-patternFree Image from public domain licensePeruvian bark : a popular account of the introduction of chinchona cultivation into British India, 1860-1880 / by Clements… https://www.rawpixel.com/image/13975575/image-background-paper-world-mapFree Image from public domain licensePeruvian bark : a popular account of the introduction of chinchona cultivation into British India, 1860-1880 / by Clements… https://www.rawpixel.com/image/13987860/image-cartoon-plant-personFree Image from public domain licenseTravels in Peru and India : while superintending the collection of chinchona plants and seeds in South America, and their… https://www.rawpixel.com/image/13974694/image-background-paper-cartoonFree Image from public domain licenseCartagena bark (cinchona cordifolia) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. https://www.rawpixel.com/image/326956/premium-illustration-psd-vintage-flower-antique-botanicalView license