Seeds from Leonurus cardiaca or Motherwort which is a herbaceous perennial plant in the mint family. The flowers are small, pink to lilac in colour often with furry lower lips. The plant grows to about 36 inches in height. Clusters of pink flowers surround the stem at the leaf joints in the upper part of the plant. Individual flowers are tubular, about 1/3-inch long with a very hairy upper lip. The lower lip is a darker purplish color, narrow and folds up lengthwise. Grow in sun; wet or dry, woods and fields.