https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13951684Edit ImageSaveSaveEditCropCustom TextAn African marigold (Tagetes erecta) and morning glory (Ipomoea purpurea): flowering stems. Coloured lithograph, c. 1850, after Guenébeaud.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 860 x 1200 px | 300 dpiLarge JPEG 2300 x 3211 px | 300 dpiFree DownloadAn African marigold (Tagetes erecta) and morning glory (Ipomoea purpurea): flowering stems. Coloured lithograph, c. 1850, after Guenébeaud.More