Allium haematochiton, also known as the redskin onion, is a species of wild onion that is native to California. It is a popular ornamental plant that is grown for its attractive, dark-red flowers, which emerge on tall stems in the spring and early summer. In addition to its ornamental value, Allium haematochiton is also widely used in cooking and offers numerous health benefits. However, if you are struggling to find this particular plant, do not worry, as there are many synonyms for Allium haematochiton such as the redwood onion, wine-colored allium, and the Californian onion, among others.