WordNet (r) 3.0 (2006):

red haw
    n 1: American red-fruited hawthorn with dense corymbs of pink-
         red flowers [syn: red haw, Crataegus pedicellata,
         Crataegus coccinea]
    2: American red-fruited hawthorn with stems and leaves densely
       covered with short woolly hairs [syn: red haw, downy haw,
       Crataegus mollis, Crataegus coccinea mollis]