Name: Marilyn, aka "Poly" South San Francisco Bay Area (Zone 9b) "The mountains are calling..."
I used to have it many years ago. It does have a beautiful bloom, but I got rid of the plant because (as MantisOH mentioned) it was short, and the bud count wasn't all that good (and it is not a rebloomer).
Evaluating an iris seedling, hopefully for rebloom