Wordnet 3.0
NOUN (1)
1. 
 ornamental shrub or small tree of swampy areas in southwestern United States having large pink or white sepals and yielding Georgia bark for treating fever; 
[syn: fever tree, Georgia bark, bitter-bark, Pinckneya pubens]
WordNet (r) 3.0 (2006):
Pinckneya pubens
    n 1: ornamental shrub or small tree of swampy areas in
         southwestern United States having large pink or white
         sepals and yielding Georgia bark for treating fever [syn:
         fever tree, Georgia bark, bitter-bark, Pinckneya
         pubens]