DECENNIAL (Williamson R. 1929) TB-MLa-Y9M.

From the Royal Iris Gardens, 1933: A striking variegata of a new type of rounded and finished flower of firm substance. S. bright picric yellow; F. dahlia carmine with a narrow yellow margin. At the center of the falls, is an overdash of brilliant electric blue, a feature which makes this a very unusual iris. Longfield Iris farm 1930. Named for the 10 th anniversary of AIS.