*It is characterized by the time when the flowers bloom, and it is a rare species of autumn flowering in the genus ''Ulmus'', which has many species that bloom in spring, and is also the origin of the Japanese name. | *It is characterized by the time when the flowers bloom, and it is a rare species of autumn flowering in the genus ''Ulmus'', which has many species that bloom in spring, and is also the origin of the Japanese name. |