Genus Galeopsis is a plant species in the Lamiaceae family, commonly referred to as hemp-nettles or galeopsies. Other synonyms for this species include Galeobdolon, Urticastrum, and Trichostema. Hemp-nettles are herbaceous plants with square stems and opposite leaves, typically found in temperate regions of Europe and Asia. The plant is often used in traditional medicine for its analgesic and anti-inflammatory properties. It is also considered a weed in some areas due to its invasive nature. Regardless of how one may refer to it, the genus Galeopsis is an interesting and important species with a rich history of use and research.