Quercus ×danubialis Georgescu, Petcuț & Cretz.
Full name:
Quercus ×danubialis Georgescu, Petcuț & Cretz., Compt. Rend. Séances Acad. Sciences Roum. 6 (1-4): 182. (1942) is a synonym of Quercus pubescens subsp. pubescens.
Infrageneric Classification:
Subgenus Quercus, Section Quercus