Iris ensanata, variety "Diamedes" also called Russian iris, introduced 1991, Japanese "Roof" Iris Maine coastal garden, Phippsburg. Japanese irises do really well here in damp soil.
2011DiamedesIris ensanataJapaneseRoofirisMainecoastalgardenJapanese IrisJapanese Roof irisJulyPhippsburgPhippsburg MainePhippsburg. Japanese irises do really well here in damp soil. petalsRobin R RobinsonRoof IrisRussian irisanthersblossombluebotanicalclose upcoastal Maine gardencoolcorollacultivatedfilamentsflowerintroduced 1991iris ensenatamacropetalsstyles and stigmastyles and stigma petalssummervarietyalsocalledRussian201107105892A