A disease of Quercus turneri cv. Pseudoturneri was observed in the Mlyňany Arboretum (Slovakia) in 1973. The causal agent was identified as Valsa intermedia / Cytospora intermedia. Sanitary measures, including pruning and burning, proved effective in preventing further outbreaks.
Juhásová G., Hrubík P. (1975): Plötzliches Vertrockenen von wintergrünen Eichen (Quercus turneri cv. „Pseudoturneri“). – Česká Mykologie 29(3): 171–173.