Hybridizing Oaks

Oak species are known to be able to hybridize, particularly within their own “clade”. Here’s a Coast Live Oak (Quercus agrifolia) on the left, Black Oak (Quercus kelloggii) on the right and an apparent hybrid of the two in the middle.

For more info: https://www.internationaloaksociety.org/sites/default/files/files/IO/IOS%20Journal%20%233/Intl%20Oaks%20%233%20-%20pp.4-14%20-%20Hybridization%20in%20California%20Oaks.pdf