Bark bed

from The Collaborative International Dictionary of English v.0.48
Bard \Bard\, n. [Akin to Dan. & Sw. bark, Icel. b["o]rkr, LG. &
   HG. borke.]
   1. The exterior covering of the trunk and branches of a tree;
      the rind.
      [1913 Webster]

   2. Specifically, Peruvian bark.
      [1913 Webster]

   {Bark bed}. See {Bark stove} (below).

   {Bark pit}, a pit filled with bark and water, in which hides
      are steeped in tanning.

   {Bark stove} (Hort.), a glazed structure for keeping tropical
      plants, having a bed of tanner's bark (called a bark bed)
      or other fermentable matter which produces a moist heat.
      [1913 Webster]
    

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