The Collaborative International Dictionary of English v.0.48:

Inwreathe \In*wreathe"\, v. t.
   To surround or encompass as with a wreath. [Written also
   enwreathe.]
   [1913 Webster]

         Resplendent locks, inwreathed with beams. --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Enwreathe \En*wreathe"\, v. t.
   See Inwreathe. --Shelton.
   [1913 Webster]