https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13956081Edit ImageSaveSaveEditCropCustom TextSurinam quassia wood (Quassia amara): flowering stem and leaf. Coloured zincograph, c. 1853, after M. Burnett.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 924 x 1200 px | 300 dpiLarge JPEG 1497 x 1944 px | 300 dpiFree DownloadSurinam quassia wood (Quassia amara): flowering stem and leaf. Coloured zincograph, c. 1853, after M. Burnett.More