Britannica Sources used in this answer

Where are the greatest concentrations of oak species found?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

The greatest concentrations of oak species (Quercus) are found in the following regions:

  • The southeastern to southwestern United States and Mexico1
  • Eastern Asia, specifically China and Japan1
  • The area extending from the Mediterranean to Caucasia1

These trees, which belong to the Fagaceae family within the Fagales order, are primarily limited to the warmer parts of the Northern Hemisphere.1