Source : Webster's Revised Unabridged Dictionary (1913)

Epacris \Ep"a*cris\ ([e^]p"[.a]*kr[i^]s), n. [NL., from Gr.
   'e`pakros pointed at the end. So called in allusion to the
   sharply pointed leaves.] (Bot.)
   A genus of shrubs, natives of Australia, New Zealand, etc.,
   having pretty white, red, or purple blossoms, and much
   resembling heaths.

Source : WordNet®

epacris
     n : any heathlike evergreen shrub of the genus Epacris grown for
         their showy and crowded spikes of small bell-shaped or
         tubular flowers