玉蝉花（学名：Iris ensata）为鸢尾科鸢尾属的植物。

多年生草本。根状茎短而粗壮，基部常具有残叶裂成的纤维状毛；狭线形叶片；春季开蓝色花，1－3朵生于花茎顶端。

Iris ensata (Japanese iris, Japanese: hanashōbu) is a species of Iris native to Japan, China, Korea and Russia, and widely cultivated as an ornamental plant. Japanese iris may also refer to other culturally significant species of Iris native to Japan.