Source : WordNet®

white violet
     n 1: short-stemmed violet of eastern North America having
          fragrant purple-veined white flowers [syn: {sweet white
          violet}, {woodland white violet}, {Viola blanda}]
     2: tall North American perennial with heart-shaped leaves and
        purple-streaked white flowers [syn: {Canada violet}, {tall
        white violet}, {Viola canadensis}]