https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13966766Edit ImageSaveSaveEditCropCustom TextFive British wild flowers, including broomrape (Orobanche caerulea), vervain (Verbena officinalis) and toothwort (Lathraea squamaria). Coloured lithograph, c. 1846, after H. Humphreys.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 942 x 1200 px | 300 dpiLarge JPEG 1525 x 1942 px | 300 dpiFree DownloadFive British wild flowers, including broomrape (Orobanche caerulea), vervain (Verbena officinalis) and toothwort (Lathraea squamaria). Coloured lithograph, c. 1846, after H. Humphreys.More