Arctic iris; Iris setosa
A species of iris native to northern regions, including Japan. The name is usually written in kana.
Arctic irises are blooming in the wetlands of Hokkaido.
Usually written in katakana; the kanji form 檜扇菖蒲 is rare.
Kanji form; rarely used in practice.
The name likely derives from the resemblance of the leaves to a folding fan (檜扇, hiōgi) and the iris (菖蒲, ayame).