Rhizomes usually homogeneous (heterogeneous in ser. Prismaticae; heterogeneous or torulose in ser. Vernae), spreading or compact. Sepals with signal of conspicuous lines or patch of contrasting color.

Distribution

North America, Eurasia.

Discussion

Species ca. 70 (28 in the flora).

Selected References

None.

Lower Taxa

Iris (sect. Limniris) ser. Californicae, Iris (sect. Limniris) ser. Hexagonae, Iris (sect. Limniris) ser. Laevigatae, Iris (sect. Limniris) ser. Longipetalae, Iris (sect. Limniris) ser. Prisimaticae, Iris (sect. Limniris) ser. Sibirica, Iris (sect. Limniris) ser. Spuriae, Iris (sect. Limniris) ser. Tripetalae, Iris (sect. Limniris) ser. Vernae