Common name: Oregon iris, tough-leaf iris, flag iris Scientific name: Iris tenax Plant family: Iridaceae Description: Oregon iris is a showy perennial herb found in clumped distributions growing to about 40 cm tall.[1] This flower arises with many basal leaves from a fibrous-covered rhizome. The leaves are grass-like with parallel veins generally 4 and they are 1-5 cm. long. As … Continue reading Iris tenax