Species Iris Group of North America

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Iris japonica

Botanical Name: Iris japonica (added by D. Kramb, 09-NOV-03)

Botanical Synonyms:



Crested, Evansia, Lophiris (D. Kramb, 09-NOV-03)

Common Names:


Chromosome Count:

2n=34, 36, 54 according to the SIGNA Checklist of Iris Species (D. Kramb, 25-SEP-04)

2n=54 for infertile triploid forms growing wild in Japan; 2n=36 for fertile diploid forms growing wild in China (D. Kramb, 15-JAN-06)

General Description:

18"-31" (45-80cm) tall, with white or pale lavender flowers with signal of violet dots and stitches and an orange crest (D. Kramb, 09-NOV-03)

Distinguishing Features:


Preferred Habitat:

This species is found in relatively wet grassland on hillsides, or at the edges of open forests. (D. Kramb, 15-JAN-06)



Native Range:

Japan, China (D. Kramb, 09-NOV-03)

Status in the Wild:


Commercial Availability:

Specialty (D. Kramb, 09-NOV-03)

Sources Cited:

Info entered on 15-JAN-06 comes from a Japanese website with the address http://www.kamoltd.co.jp/kyokai/English/wild_iris.html (D. Kramb, 15-JAN-06)

Additional Comments:


Where to buy it:

Arrowhead Alpines

Joy Creek Nursery

Plant Delights Nursery

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