Irish Clovers, also known as Shamrocks, are a three-leafed clover that is a national symbol of Ireland. The term 'Irish Clovers' is often used to refer to the plant, which is a species of clover native to Ireland. The plant has been associated with Ireland since the 16th century and is believed to bring good luck. It is also a popular symbol of St. Patrick's Day, a holiday celebrated in Ireland and around the world.