(in APS-Bulletin No. 320 December 2001): UMMANZ (Prof. Harad Fawkner, Falkoping, Sweden) October 11, 2001. Yellow tetraploid single hybrid. Large vase-shaped flowers display light green carpels and coral pink stigmata. Very heavy stems, upright and vigorous. First flowered 2000.
Ummanz. Seedling MI 6. Early-flowering yellow advanced-generation single hybrid; large vase-shaped flowers display light-green carpels and coral pink stigmata; very heavy stems. Registered by the American Peony Society
