| Name | Iris missouriensis var. arizonica (Dykes) R. C. Foster |
| Authorship | (Dykes) R. C. Foster |
| Rank | Variety |
| Placed in | Iris missouriensis Nuttall |
| Citation | 1937 Contr. Gray Herb. 119: 67 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Iris missouriensis var. arizonica (Dykes) R. C. Foster |
| Identification made in | 1936 (2) |
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