Genus Marrubium, also known as horehound, is a group of perennial plants that belongs to the mint family. This genus comprises of about 30 species that are found all over the world. Some of the well-known synonyms for Genus Marrubium include white horehound, Indian horehound, and just horehound. The plants in this genus are known for their medicinal properties and have been used in various forms to treat respiratory problems, digestive issues, and even skin disorders. Interestingly, the name horehound comes from the Old English word "hoar" which means "white-haired" and "hune" which means "honey," referring to the light-colored leaves and the sweet smell and taste of the plant.