Sometimes spelled burr oak, also called mossycup oak and mossycup white oak.  One of the white oaks.

Native to 🇨🇦 Canada and 🇺🇸 USA central plains and Midwest.

In this area:

due to possible infestation by oak wilt disease Bretziella fagacearum.

Uses by native peoples
(Ethnobotany database)
Quercus hosts caterpillars of 452 species
of butterflies and moths, in some areas.

Learn more about bur oak Quercus macrocarpa

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