Siberian Iris Garden Sparkle Rose Siberian Iris (Iris siberica 'Sparkle Rose') This is one of six thematic gardens on the perimeter of the Mel Carnahan Quadrangle, located east of the Reynolds Alumni Center. This garden features selections of Siberian Iris. Other plants include Blue Mist fothergilla, Gulf Stream nandina, Early Scout peony and Champlain rose. . Donor: David J. Ives Nymphae Peony (Paeonia ‘Nymphae’)