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|Noun||1.||genus Tiarella - small genus of North American herbs having mostly basal leaves and slender racemes of delicate white flowers|
rosid dicot genus - a genus of dicotyledonous plants
family Saxifragaceae, Saxifragaceae, saxifrage family - a large and diverse family of evergreen or deciduous herbs; widely distributed in northern temperate and cold regions; sometimes includes genera of the family Hydrangeaceae
coolwart, foamflower, Tiarella cordifolia, false miterwort, false mitrewort - stoloniferous white-flowered spring-blooming woodland plant