The Collaborative International Dictionary of English v.0.48:

Vimineous \Vi*min"e*ous\ (?; 277), a. [L. vimineus, fr. vimen
   pliant twig.]
   1. Of or pertaining to twigs; made of pliant twigs. "In the
      hive's vimineous dome." --Prior.
      [1913 Webster]

   2. (Bot.) Producing long, slender twigs or shoots.
      [1913 Webster]