Stachys is a genus of about 300 species of annual and perennial herbaceous plants and shrubs in the family Lamiaceae. The distribution of the genus covers Europe, Asia, Africa, Australasia and North America. Common names include Heal-all, self-heal, woundwort, betony, lamb's ears, and hedgenettle. The stems vary from 50-300 cm tall, with simple, opposite triangular leaves 1-14 cm long with serrated margins; in most species the leaves are softly hairy. The flowers are 1.2 cm long, clustered in t… (More on Stachys)