1Received for publication Nov. 17, 1981. Journal Series No. 2639, Hawaii Institute of Tropical Agriculture and Human Resources, University of Hawaii at Manoa.
The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper therefore must be hereby marked advertisement solely to indicate this fact.
2Horticulturist and Professor of Botany, respectively.
1018 Duke Street
Alexandria, VA 22314
© 2018-2023 American Society for Horticultural Science
Character limit 500/500