WordNet (r) 3.0 (2006):

woolly daisy
    n 1: tiny grey woolly tufted annual with small golden-yellow
         flower heads; southeastern California to northwestern
         Arizona and southwestern Utah; sometimes placed in genus
         Eriophyllum [syn: woolly daisy, dwarf daisy,
         Antheropeas wallacei, Eriophyllum wallacei]