 In Golestan National Park, Iran, it grows with white flowered "Eremurus kopetdaghensis and "Iris kopetdagensis".In the Talysh Mountains, (between Iran and Azerbaijan), it grows under "Paeonia mlokosewitschii", with "Fritillaria kotschyana" and "Iris grossheimiana" (another Oncocyclus iris).In Northern Shirak and Siunik (Sissian and Goris) Provinces of Armenia, it grows with "Iris caucasica", "Merendera mirzoeval", "Colchicum szoritsii", "Puschkinia scilloides, "Lallemautia caneseeus", "Myosotis alpestris", "Gladiolus kotschyanus" and various species of Draba, Gagea, Pedicularis, Ranunculus, Silene and Trifolium.