irish pseudacorus

acorus africa asia aspeciesofflowering calamussweet crop epithetpseudacorusmeans europe false field flag flagyellow flower garden grass green have herb iris irish isnativeto its itsspecific lawn leaf leaves meadow mid-rib northwest ofacorus orwater petal plant plantin prairie produce prominently pseudacorus referring shape similarity sword-like thefamilyiridaceae theyellow tulip veined western wildflower yellow