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English Dictionary: Indigofera tinctoria by the DICT Development Group
3 results for Indigofera tinctoria
From WordNet (r) 3.0 (2006) [wn]:
Indigofera tinctoria
n
  1. deciduous subshrub of southeastern Asia having pinnate leaves and clusters of red or purple flowers; a source of indigo dye
    Synonym(s): indigo, indigo plant, Indigofera tinctoria
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
  
  
      2. (Chem.) A blue dyestuff obtained from several plants
            belonging to very different genera and orders; as, the
            woad, {Isatis tinctoria}, {Indigofera tinctoria}, {I.
            Anil}, {Nereum tinctorium}, etc. It is a dark blue earthy
            substance, tasteless and odorless, with a copper-violet
            luster when rubbed. Indigo does not exist in the plants as
            such, but is obtained by decomposition of the glycoside
            indican.
  
      Note: Commercial indigo contains the essential coloring
               principle indigo blue or indigotine, with several other
               dyes; as, indigo red, indigo brown, etc., and various
               impurities. Indigo is insoluble in ordinary reagents,
               with the exception of strong sulphuric acid.
  
      {Chinese indigo} (Bot.), {Isatis indigotica}, a kind of woad.
           
  
      {Wild indigo} (Bot.), the American herb {Baptisia tinctoria}
            which yields a poor quality of indigo, as do several other
            species of the same genus.

From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   d8Indigofera \[d8]In`di*gof"e*ra\, n. [NL., from E. indigo + L.
      ferre to bear.] (Bot.)
      A genus of leguminous plants having many species, mostly in
      tropical countries, several of them yielding indigo, esp.
      {Indigofera tinctoria}, and {I. Anil}.
No guarantee of accuracy or completeness!
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