The Collaborative International Dictionary of English v.0.48:

aspidistra \aspidistra\ n.
   1. 1 an evergreen perennial (Aspidistra elatio) with large
      handsome basal leaves; grown primarily as a foliage
      houseplant.

   Syn: cast-iron plant, bar-room plant
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

aspidistra
    n 1: evergreen perennial with large handsome basal leaves; grown
         primarily as a foliage houseplant [syn: aspidistra,
         cast-iron plant, bar-room plant, Aspidistra elatio]