WordNet (r) 3.0 (2006):

red dogwood
    n 1: European deciduous shrub turning red in autumn having dull
         white flowers [syn: common European dogwood, red
         dogwood, blood-twig, pedwood, Cornus sanguinea]
    2: common North American shrub with reddish purple twigs and
       white flowers [syn: red osier, red osier dogwood, red
       dogwood, American dogwood, redbrush, Cornus
       stolonifera]