Authors: RNDr. Pavel Sekerka, ... Several gardeners dedicated their work to breeding peonies in the times of the First Republlic of Czechoslovakia. Like Horak from Bystrice pod Hostynem. After World War II. there wasn't anyone deeper interested in the breeding, until the eighties and nineties when Ing. Uljana Blazkova gained first modern Czech varieties. There is a table with a summary of her work following.