Wordnet 3.0
NOUN (1)
1. 
 medium-sized spruce of California and Oregon having pendulous branches; 
[syn: weeping spruce, Brewer's spruce, Picea breweriana]
The Collaborative International Dictionary of English v.0.48:
weeping spruce \weeping spruce\ n.
   a medium-sized spruce of California and Oregon (Picea
   breweriana) having pendulous branches.
   Syn: Brewer's spruce.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
Picea breweriana
    n 1: medium-sized spruce of California and Oregon having
         pendulous branches [syn: weeping spruce, Brewer's
         spruce, Picea breweriana]