Iris sibirica 'Dear Currier' (Dunlop. 2005) Tetraploid, mid-late season bloom. Beautiful ruffled 4.5 inch blue bi-tone with darker veins and a lighter edge on the falls. Small yellow, white and brown signals. Standards and styles lighter blue. 1+ branch and 4-5 blooms. A great asset in the perennial garden. 30", Z4-9.