https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13992533Edit ImageSaveSaveEditCropCustom TextWhite horehound (Marrubium vulgare): flowering stem with floral sections. Coloured lithograph after M. A. Burnett, c. 1847.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 881 x 1200 px | 300 dpiLarge JPEG 1407 x 1917 px | 300 dpiFree DownloadWhite horehound (Marrubium vulgare): flowering stem with floral sections. Coloured lithograph after M. A. Burnett, c. 1847.More