The Collaborative International Dictionary of English v.0.48:

Inclasp \In*clasp"\, v. t. [Pref. in- in + clasp. Cf.
   Enclasp.]
   To clasp within; to hold fast to; to embrace or encircle.
   [Written also enclasp.]
   [1913 Webster]

         The flattering ivy who did ever see
         Inclasp the huge trunk of an aged tree.  --F. Beaumont.
   [1913 Webster]