coast live oak

Quercus agrifolia

Member of red oaks (section Lobatae)
high-latitude oaks (subgenus Quercus)
oaks (genus Quercus)
beech family (family Fagaceae)
dicots (class Magnoliopsida)
other colors in flowering plants

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• leaf:
• 2.5–6 cm, roundish
• generally adaxially convex, ± dull green
• abaxially glabrous to densely tomentose, dull, pale green; sometimes with hair clustered at junction of midvein and lateral veins; typically with 3–5 pairs of lateral veins
• tip rounded to spine-toothed
• margin rolled under or not, weakly spine-toothed
• acorn cap usually about as deep as wide
• evergreen
• common

Toxicity of california live oak (Quercus agrifolia):
1 – Skin contact with these plants can cause symptoms ranging from redness, itching, and rash to painful blisters like skin burns.
3 – Ingestion of these plants is expected to cause nausea, vomiting, diarrhea and other symptoms that may cause illness but is not life-threatening.

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Chris’s observations: 18 (11 are research grade)

Locations:

• Edgewood Park & Natural Preserve: 4
• Alum Rock Park, San Jose
• Calero CP
• Coyote Lake / Harvey Bear Ranch CP
• Coyote Valley OSP
• Dr. Aurelia Reinhardt Redwood RP
• Henry Coe SP
• Huddart CP
• Jacks Peak CP
• Monte Bello OSP
• Mt. Madonna SP
• Pleasanton Ridge RP
• Skyline Ridge OSP
• Waterdog Lake & Open Space
• Windy Hill OSP

Months:

• Mar.: 5
• Apr.: 4
• May: 1
• Jun.: 2
• Jul.: 0
• Aug.: 1
• Sep.: 1
• Oct.: 1
• Nov.: 1
• Dec.: 1
• Jan.: 1

For more details, use advanced search.

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Taxon info: iNaturalist – Calflora – CalPhotos – Jepson eFlora – FNA

Bay Area species: iNaturalist – Calflora