The name Alchemilla, comes from the Arabic 'alkemelych', alchemist, bestowed by olden writers because of the wonder-working powers of the plant.
Like many flowers, this plant was associated with the Virgin Mary in the Middle Ages. (hence the name Lady's not Ladies Mantle). Many believed that alchemical virtues lay in the subtle influence the rich accordion foliage imparted to the dewdrops that lay within it's leaves, these dewdrops were used in many mystic potion. In Sweden an old authority states that if placed under the pillow at night the herb will promote a good nights sleep.