⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-329523, and has not been changed.

Iris caucasica var. bicolor Regel is a synonym of Iris fosteriana Aitch. & Baker

This name is a synonym of Iris fosteriana Aitch. & Baker.

The record derives from iPlants which reports it as a synonym (record 329523) with original publication details: Trudy Imp. S.-Peterburgsk. Bot. Sada 9: 620 1886.