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Contributor Notes
Received for publication May 15, 1980. Scientific Journal Series Paper Number 11222 of the Minnesota Agricultural Experiment Station. This study was supported by grant USDI No. PX-6000-7-0924 from the United States National Park Service. We gratefully acknowledge donations of seeds from Dr. Joseph Arditti, University of California, Irvine, Calif.; Fredrick W. Case, Saginaw, Mich.; Joyce Cloughly, Basking Ridge, N.J.; Ruth and Hugh Cocker, Rochester, Minn.; Betty Mech, Minneapolis, Minn.; Sandy Murphy, Edina, Minn.; Jan Norman, Golden Valley, Minn.; University of Minnesota Landscape Arboretum, Chaska, Minn.; and the University of Toronto, Toronto, Ontario (Canada).
The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper must therefore be hereby marked advertisement solely to indicate this fact.
Present address: Missouri Botanical Garden, Botany Department, P.O. Box 299, St. Louis, MO 63166.
Present address: Department of Horticulture, University of Maryland, College Park, MD 20742.
Abstract
