Iris hybrida ( Wabash iris )
Bearded Irises have thick open rhizomes , commit rise to fan of blade - shaped , ordinarily across-the-board fleeceable leaves , and simple or branched flower stems . Most bear multiple flowers per stem . The flush have well - develop standard and falls , with a salient “ beard ” of white or colored hair in the center of each fall petal . deflect high nitrogen fertilizer . Keep mulches away from leaves and rootstock ....