This listing is for 100 Eupatorium perfoliatum or Common Boneset seeds. Eupatorium is a common North American perennial plant in the sunflower family. Beautiful white fragrant flowers in late summer is a fine show. It is also called "sweating-plant". It was introduced to American colonists by Indians who used the plant for breaking fevers by means of heavy sweating. The common name boneset apparently derives from the plant's historical use in treating dengue fever aka - breakbone. Eupatorium perfoliatum was used in the traditional medicine of Native Americans and extracts are now used in herbal medicine for fever and colds globally. Eupatorium perfoliatum is a specific butterfly food and habitat plant. Thank you for looking!