Wordnet 3.0
ADJECTIVE (1)
1. 
 without bracts; 
The Collaborative International Dictionary of English v.0.48:
Ebracteate \E*brac"te*ate\, a. [Pref. e- + bracteate.] (Bot.)
   Without bracts.
   [1913 Webster]
WordNet (r) 3.0 (2006):
ebracteate
    adj 1: without bracts [ant: bracteate, bracted]