Lycopus europaeus is a species of plant commonly known as Gypsywort. There are a few synonyms for this species, including Marsh Horehound, Water Horehound, and European Bugleweed. Gypsywort is a perennial herb that grows in damp habitats, such as marshes, fens, and wet meadows. Its leaves are dark green and have a slightly hairy texture, while its flowers are small and white with purple spots. Historically, Gypsywort has been used in traditional medicine to treat a range of ailments, including respiratory and digestive issues. It is known for its astringent and anti-inflammatory properties and is still used today as a natural remedy.