Quercus ×turneri 'Nana' Loud.
Full name:
Quercus ×turneri 'Nana' Loud., Arbor. Fruct. Brit., 3: 1924 (1838) as "Q. hybrida nana"
is an accepted name.
Infrageneric Classification:
Subgenus Cerris x Quercus, Section Ilex x Quercus
Parentage:
Q. ilex L. × Q. robur L.