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Plant Profile

Cedros Island Oak (Quercus cedrosensis)

Quercus cedrosensis in situ in Mexico.

Photo Credit: Carlos Gonzalez

Global Rank: G2 - Imperiled
Legal Status: N/A
Family: Fagaceae
State: CA
Nature Serve ID: 147634
Lifeform: Tree
Categories of Interest: Oaks
Date Inducted in National Collection: 12/10/2021

Description:

Where is Cedros Island Oak (Quercus cedrosensis) located in the wild?

Distribution:

This species can be found primarily on Cedros Island in Baja California, Mexico within one US population on Otay Mountain in San Diego County.

States & Provinces:

Cedros Island Oak can be found in California

Which CPC Partners conserve Cedros Island Oak (Quercus cedrosensis)?

San Diego Botanic Garden

Not Sponsored

Conservation Actions

Assigned 12/10/21

San Diego Zoo Wildlife Alliance

Not Sponsored

Assigned 12/10/21

California Botanic Garden

Not Sponsored

Assigned 12/10/21

The Huntington

Not Sponsored

Assigned 10/30/23

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

Katie Heineman

05/23/2023

In 2021, San Diego Botanic Garden staff made cuttings of wild provenance individuals from the Otay Mountain population of Quercus cedrosensis to create a conservation genebank. Acorns from this population have proven rare in multiple years of monitoring by multiple institutions.