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DescriptionAnnual or perennial herbs, with medifixed hairs. Leaves simple, subsessile, narrowly lanceolate, entire or with distant teeth. Flowers white, sometimes purplish. Sepals not persisting in fruit. Petals entire, twice as long as sepals with circular limb. Fruit an obovate silicula; valves 1-veined pubescent. Seeds 1 under each valve, narrowly winged.