Japanese iris

Iris ensata

The term "Japanese iris" encompasses three varieties of Irises cultivated in gardens or growing wild in Japan: ''hanashōbu'', ''kakitsubata'' and ''ayame''. The species ''I. japonica'' is dealt with under that heading.

The bluish purple color of the flowers of the Japanese garden iris is an example of the copigmentation phenomenon.
Iris  Iris ensata,Japanese iris

Appearance

Note: Sweet flag, called Shōbu in Japanese, is a plant belonging to the family Acoraceae, genus ''Acorus'', known for its fragrant roots, rather than its flowers.

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Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassMonocots
OrderAsparagales
FamilyIridaceae
GenusIris
SpeciesI. ensata