WordNet (r) 3.0 (2006):

interior live oak
    n 1: a small shrubby evergreen tree of western North America
         similar to the coast live oak but occurring chiefly in
         foothills of mountain ranges removed from the coast; an
         important part of the chaparral [syn: interior live oak,
         Quercus wislizenii, Quercus wizlizenii]