Mary, try these:
John Harvard
https://www.hiddenspringspeony...
https://peonyparadise.com/prod...
Festiva Maxima - Adelman, Homesteadfarms.com, Fina, Brooks, Hollingsworth, MountainFlowerFarm, Oh My Peonies, Brandamore-specialties
https://brandamore-specialties...
Joker - Adelman, Fina, Brooks, Solaris, MountainFlowerFarm, Swensons, Rarity Gardens
Athena - Adelman, Rarity Gardens, Oh My Peonies, Hidden Springs