Translation guide
The word 'iris' can refer to the flower, the part of the eye, or a proper name. This guide focuses on the flower and anatomical meanings.
iris (flower)
General term for iris flowers, especially Iris sanguinea. Commonly used in everyday contexts.
Irises are blooming in the garden.
Specifically refers to Japanese iris (Iris ensata), often grown in wet conditions. Common in traditional gardens.
It's the season for Japanese irises.
Refers to Iris laevigata, a specific type of iris often found in water gardens. More literary or traditional.
Rabbit-ear irises are blooming by the pond.
Loanword from English, used for the flower in general, especially in floristry or Western contexts.
I bought a bouquet of irises.
Referring to the colored part of the eye.
These three are often confused. アヤメ is a general term and typically grows in dry land. ハナショウブ is the Japanese iris that grows in wet soil. カキツバタ grows in water. In casual conversation, アヤメ is the safest choice.
Is this an iris or a Japanese iris?
In everyday Japanese, people rarely say '虹彩'. Instead, they might just say '目の色' (eye color) or describe the color directly. '虹彩' is very technical.
She has blue eyes. (natural way to mention iris color)