San`gui*na"ri*a (?), n. [NL. See Sanguinary, a. & n.]
A genus of plants of the Poppy family.
Sanguinaria Canadensis, or bloodroot, is the only species. It has a perennial rootstock, which sends up a few roundish lobed leaves and solitary white blossoms in early spring. See Bloodroot.
The rootstock of the bloodroot, used in medicine as an emetic, etc.
© Webster 1913.