Photo: Iris missouriensis 00.

Flowering plants. Gothenburg bot.g., Sweden. Planted. 2005-06-04.

Iris missouriensis Nutt.
Engl.: Rocky Mountain iris, western blue flag, western blue iris.
Deu.: Missouri-Schwertlilie.
Sven.: indianiris.
Bot. syn.: Iris longipetala Herbert, Iris pariensis Welsh, Iris tomieana Herbert