The Collaborative International Dictionary of English v.0.48:

Cion \Ci"on\, n. [OF. cion. See Scion.]
   See Scion.
   [1913 Webster]

         The cion overruleth the stock; and the stock is but
         passive, and giveth aliment, but no motion, to the
         graft.                                   --Bacon.
   [1913 Webster]