The Collaborative International Dictionary of English v.0.48:

Brickellia \Brickellia\ n.
   genus of herbs of SW America having usually creamy florets
   followed by one-seeded fruits in a prominent bristly sheath.

   Syn: genus Brickelia.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Brickellia
    n 1: genus of herbs of southwestern America having usually
         creamy florets followed by one-seeded fruits in a prominent
         bristly sheath [syn: Brickellia, genus Brickelia]