Synonyms for White Violet (same or very similar meaning)
WordNet sense 1 (tall North American perennial with heart-shaped leaves and white flowers with purple streaks):
Canada violet, tall white violet, Viola canadensisWordNet sense 2 (short-stemmed violet of eastern North America having fragrant purple-veined white flowers):
sweet white violet, Viola blanda, woodland white violetFrom the ODE community, based on WordNetadd/edit