Wordnet 3.0
NOUN (1)
1. 
 greyish-green shrub of desert regions of southwestern United States and Mexico having sparse foliage and terminal spikes of bluish violet flowers; 
 locally important as source of a light-colored honey of excellent flavor; 
[syn: smoke tree, Dalea spinosa]
WordNet (r) 3.0 (2006):
Dalea spinosa
    n 1: greyish-green shrub of desert regions of southwestern
         United States and Mexico having sparse foliage and terminal
         spikes of bluish violet flowers; locally important as
         source of a light-colored honey of excellent flavor [syn:
         smoke tree, Dalea spinosa]