Blodwort or Bloodwort: How To spell?

The word Blodwort is misspelled against Bloodwort, a noun meaning "A plant, Rumex sanguineus, or bloody-veined dock. The name is applied also to bloodroot (Sanguinaria Canadensis), and to an extensive order of plants (Haemodoraceae), the roots of many species of which contain a red coloring matter useful in dyeing."