https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13953408Edit ImageSaveSaveEditCropCustom TextTurk's cap cactus (Melocactus communis): flowering plant. Coloured etching by J. Pass, c. 1800, after J. Ihle.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 929 x 1200 px | 300 dpiLarge JPEG 1465 x 1893 px | 300 dpiFree DownloadTurk's cap cactus (Melocactus communis): flowering plant. Coloured etching by J. Pass, c. 1800, after J. Ihle.More