Quercus ×undulata 'Three Sisters' D. Benoit

Full name:

Quercus ×undulata 'Three Sisters' D. Benoit, Belg. Dendrol. Belge, 2005: 16 (2006)Cultivar name has been accepted as Registered is an accepted name.

Infrageneric Classification:

Subgenus Quercus, Section Quercus