Louisiana Iris - 'Plum Good'

R2001, Ira Nelson, deceased, by Barbara Nelson)  30", ML.  This is an old iris that was in commerce for many years before it was registered.  Deep red, almost maroon, with an open form.  Exceptionally bright and prominent signal.  Styles reddish with yellow ridge and center.  An example of an older iris that holds its own next to newer plants.  Unknown parentage.