Official

　In early summer, the elegant and elegant flower-shaped Japanese iris has been popular since ancient times, and the moist atmosphere has attracted people.　　　　　　It is a perennial plant belonging to the iris sanguinea family Iridaceae, crossed based on wild Nohanashobu.·It is one of the traditional Japanese horticultural plants that have been improved and produced many varieties, and is often confused with the taro family Shobu, but is a different species. Japanese iris, iris sanguinea and rabbit ear iris look similar in appearance, as the phrase "iris sanguinea or rabbit ear iris" says, but in the wild, iris sanguinearabbit ear iris grows in wetlands, iris sanguinea has a mesh pattern, and Japanese iris has a yellow V-shaped spotrabbit ear iris.　　　　　　　　　　　　　　　　　The Japanese iris is rich in the long Igo species that strongly retains the characteristics of ancestor, the Edo-style, which is neat and flower-colored, the Ise-style, which has a crepe-shaped droop, and the Higo-style, which is rich in volume and luxurious calyx plants. The flower color is mostly blue, white, yellow, yellow, anddouble-flowered.　　　　　In the Hamarikyu Onshi Garden, after being given to the capital after the war, the Japanese iris, which was planted at the site of Hanakien and Yan Liaokan, began to bloom around the middle gate.