bloodwort

bloodwort
    n 1: any of various plants of the family Haemodoraceae; roots
         contain a deep red coloring matter
    

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}.
   [1913 Webster]

   Note: In England the name is given to the tormentil, once
         used as a remedy for dysentery.
         [1913 Webster]
    

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.
   [1913 Webster]