The Collaborative International Dictionary of English v.0.48:

Aglaonema \Aglaonema\ n.
   1. 1 a genus of Indo-Malayan climbing herbs having thick
      fleshy oblong leaves and naked unisexual flowers: Chinese
      evergreen.

   Syn: genus Aglaonema.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Aglaonema
    n 1: climbing herbs of southeastern Asia having thick fleshy
         oblong leaves and naked unisexual flowers: Chinese
         evergreen [syn: Aglaonema, genus Aglaonema]