William (Ned) Friedman introduces two natural mutants found in the Arboretum’s living collection in Arnoldia. One, Cercis canadensis, accession 10-68-B, is an eastern redbud that has developed a spontaneous mutation in flower color on a single branch. Another natural mutation is observed in Kalmia latifolia, accession 2458. The petals of this flower have been converted to stamens complete with pollen production. Mutants in our midst pdf » Silva seeds pdf »