https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13953469Edit ImageSaveSaveEditCropCustom TextCinchona plant (Cinchona officinalis): flowering stem and floral segments. Coloured lithograph after M. A. Burnett, c. 1842.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 916 x 1200 px | 300 dpiLarge JPEG 2671 x 3500 px | 300 dpiBest Quality JPEG 5284 x 6924 px | 300 dpiFree DownloadCinchona plant (Cinchona officinalis): flowering stem and floral segments. Coloured lithograph after M. A. Burnett, c. 1842.More