Sanguinaria CanadensisCollection: Images from the History of Medicine (IHM) Author(s): Annin, William B., 1791?-1839… https://www.rawpixel.com/image/9654438/image-flower-plant-grassFree Image from public domain licenseSanguinaria CanadensisCollection: Images from the History of Medicine (IHM) Author(s): Annin, William B., 1791?-1839… https://www.rawpixel.com/image/9654309/image-flower-plant-artFree Image from public domain licenseSanguinaria canadensis, Bloodroot, 3, Howard County, MD, Helen Lowe Metzman https://www.rawpixel.com/image/8754917/photo-image-flower-plant-public-domainFree Image from public domain license