The author introduces two new varieties: Russula flavispora Romagn. var. blumiana var. nov. and Russula columbaria Velen. var. pirospora var. nov. He also describes several species found in Czechoslovakia: Russula aerina Romagn., R. tinctipes Blum, R. melitodes Romagn., R. decipiens Sing., and R. vinosopurpurea Jul. Schaeff.
Horníček E. (1979): Einige kritische Russula-Arten in der Tschechoslowakei. – Česká Mykologie 33(1): 47–50.