Yellow Flower iris

"It is native to Europe and is often planted near ponds. The rhizome is short and the beard roots are yellow-brown. The flower stem is branched and is 60 to 100 cm high. The leaves are about 1m long and 2-3cm wide. The flower blooms yellow in May and has two large bracts below the flower. The outer perianth is three, wide, egg-shaped, droops downward and narrows at the bottom, and the inner perianth is three, long and oval-shaped." (From Doosan Encyclopedia Dupedia)
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