Quercus ×undulata Torr. in Ann. Lyceum Nat. Hist. New York 2: 248. 1828 sec. POWO 2019
- =Quercus ×fendleri Liebm. in Overs. Kongel. Danske Vidensk. Selsk. Forh. 1854: 170. 1854 syn. sec. Nixon 1993
- =Quercus ×undulata var. pedunculata A.DC., Prodr. 16(2): 23. 1864 syn. sec. Nixon 1993
- =Quercus pauciloba Rydb. in Bull. New York Bot. Gard. 2(6): 215-216, pl. 30. 1901 syn. sec. Nixon 1993
- =Quercus ×rydbergiana Cockerell in Torreya 3(1): 7-8. 1903 syn. sec. Nixon 1993
- =Quercus ×lesueuri C.H. Mull. in Amer. Midl. Naturalist 27 (2): 476-477. 1942 syn. sec. Nixon 1993