https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13969384Edit ImageSaveSaveEditCropCustom TextA slipper flower (Calceolaria diffusa): flowering stem. Coloured engraving by S. Watts, c. 1830, after M. Hart.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 770 x 1200 px | 300 dpiLarge JPEG 1340 x 2087 px | 300 dpiFree DownloadA slipper flower (Calceolaria diffusa): flowering stem. Coloured engraving by S. Watts, c. 1830, after M. Hart.More