Genus Alcea is a group of flowering plants commonly known as Hollyhocks. The word Hollyhock is derived from the Old English word "holyhoc" which means "holy mallow". There are many different species within the Genus Alcea, including Alcea rosea (common hollyhock), Alcea setosa (bristly hollyhock), and Alcea rugosa (Russian hollyhock). Synonyms for Genus Alcea include Althaea, Khaligy, and Malvastrum. Hollyhocks are known for being tall plants that produce large, showy flowers in a range of colors including pink, purple, red, and white. They are easy to grow and are often used in cottage gardens and as border plants.