|Quercus ×mazei publ. in prep.|
Subgenus Quercus, section Quercus (the white oaks)
Q. gambelii Nutt. × Q. macrocarpa Michx.
Name not validly published by Reinhold L. Lübbert in 2001 in honour of J. M. Maze for this cross. The name has already entered use in horticulture and is currently due to be validly published with the required description in Latin and nomination of holotype. Provisionally accepted in this checklist.