Ohio
State University Plant Dictionary

Scientific Name:
Iris ensata 'Sensation'
Family:
Sensation Japanese Iris
Family:
Iridaceae
Description:
Japanese Iris is also known by the scientific name of Iris kaempferi, and is easily recognized by its flat-topped flowers, due to its standards (three upper petals) being pendulous like the falls (three lower sepals), rather than upright (as with most other types of Iris).Black & White version for printing