Bloodroot \Blood"root`\, n. (Bot.) A plant (Sanguinaria Canadensis), with a red root and red sap, and bearing a pretty, white flower in early spring; -- called also puccoon, redroot, bloodwort, tetterwort, turmeric, and Indian paint. It has acrid emetic properties, and the rootstock is used as a stimulant expectorant. See Sanguinaria.

Note: In England the name is given to the tormentil, once used as a remedy for dysentery.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Bloodwort \Blood"wort`\, n. (Bot.) A plant, Rumex sanguineus, or bloody-veined dock. The name is applied also to bloodroot (Sanguinaria Canadensis), and to an extensive order of plants (H[ae]modorace[ae]), the roots of many species of which contain a red coloring matter useful in dyeing.

Source: Webster's Revised Unabridged Dictionary (1913)