The genus Hosta is distributed in East Asia, mainly in Japan. The Plantain lily is the generic name for the horticultural varieties that have been improved from it. In Japan, it has been planted and improved since ancient times. Since Siebold brought it back to Europe, it has been improved in Europe and the United States. Today, there are many varieties with various leaf colors and spotted species. It produces white, mauve, and purple flowers from summer to fall. It is also known as "hosta". The variety pictured below is cv. School Mouse.