© Robert Siegel
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Oak

Order: Fagales
Family: Fagaceae
Genus: Quercus

Species on page

+ Coast live oak (Quercus agrifolia)
+ Valley oak (Quercus lobata) - roble
+ California black oak (Quercus kelloggii)
+ Scrub oak (Quercus durata)
+ Holm oak (Quercus ilex)
+ Blue oak (Quercus douglasii)
+ Misc

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Oak Silouette

oak silouhette

The Stanford Dish
2011

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Oak at sunset

dish
October 26, 2013
Photographing Nature class
The Stanford Dish

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Coast live oak (Quercus agrifolia

alum rock state park 2021

Coast live oak (Quercus agrifolia
Family: Fagaceae (oaks)
Alum Rock State Park
Bioblitz
March 13, 2021
Canon 7dmark2

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Black oak (Quercus kelloggii)

Black oak leaf

jasper ridge oak

California black oak (Quercus kelloggii)
Jasper Ridge

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Scrub oak (Quercus durata)

Acorn

jasper ridge

Scrub oak (Quercus durata)
Jasper Ridge
October 14, 2017
with Photographing Nature class
Canon rebel T5i

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jasper ridge

Scrub oak
Jasper Ridge
February 16, 2018
Olympus Tough TG-5

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Blue oak (Quercus douglasii)

Almaden
Blue Oak (Quercus douglasii)
Family: Fagaceae
Almaden-Quicksilver County Park
with Photographing Nature classes
Bioblitz
November 16, 2019
Canon 7Dmark2

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Blue

stanford dish 2019

Blue oak ()
Family: Fagaceae (oaks)
Stanford Dish
November 17, 2019
Canon 7Dmark2

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Valley oak (Quercus lobata)

Valley Oak

barkley field in spring
Kite Hill Wildflower Preserve
April 23, 2023 Friday
Canon R5

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Valley oak galls - cynipids

oak gall

Red cone gall wasp (Andricus kingi)
Family: Cynipidae (gall wasp family)
Eleanor Pardee Park
August 27, 2020
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oak gall

Red cone gall wasp (Andricus kingi)
Family: Cynipidae (gall wasp family)
Valley oak (Quercus lobata) Family: Fagaceae (oaks and beeches)
Eleanor Pardee Park
August 27, 2020
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oak gall

Red cone gall wasp (Andricus kingi)
Family: Cynipidae (gall wasp family)
Valley oak (Quercus lobata) Family: Fagaceae (oaks and beeches)
Eleanor Pardee Park
August 27, 2020
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oak gall

Red cone gall wasp (Andricus kingi)
Family: Cynipidae (gall wasp family)
Valley oak (Quercus lobata) Family: Fagaceae (oaks and beeches)
Eleanor Pardee Park
August 27, 2020
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oak gall

Convoluted gall wasp (Andricus confertus)
Family: Cynipidae (gall wasp family)
Valley oak (Quercus lobata) Family: Fagaceae (oaks and beeches)
Eleanor Pardee Park
August 27, 2020
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oak gall

Convoluted gall wasp (Andricus confertus)
Family: Cynipidae (gall wasp family)
Valley oak (Quercus lobata) Family: Fagaceae (oaks and beeches)
Eleanor Pardee Park
August 27, 2020
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Holm oak (Quercus ilex)

palo alto flora

Holm oak (Quercus ilex)
Family: Fagaceae
Cambridge Avenue
Palo Alto
June 17, 2019
Canon 7Dmark2

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palo alto flora

Holm oak (Quercus ilex)
Family: Fagaceae
Cambridge Avenue
Palo Alto
June 17, 2019
Canon 7Dmark2

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palo alto flora

Holm oak (Quercus ilex)
Family: Fagaceae
Cambridge Avenue
Palo Alto
June 17, 2019
Canon 7Dmark2

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palo alto flora

Holm oak (Quercus ilex)
Family: Fagaceae
Cambridge Avenue
Palo Alto
June 17, 2019
Canon 7Dmark2

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Bark

palo alto flora

Holm oak (Quercus ilex)
Family: Fagaceae
Cambridge Avenue
Palo Alto
June 17, 2019
Canon 7Dmark2

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Misc

Acorn

acorn
Oak
Cape Town
March 10, 2016
Olympus Tough TG-4

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Acorny pun

acorn cap

Oak (
Family:
Eucalyptus grove
Stanford
May 17, 2019
Canon 7Dmark2

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A puny acorn

acorn cap

Oak (
Family:
Eucalyptus grove
Stanford
May 17, 2019
Canon 7Dmark2

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Oak herbivory by deer

herbivory
The Stanford Dish

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Oak herbivory by deer - amplified

herbivory
The Stanford Dish

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Granary

jasper
January 26, 2013
Photographing Nature class
Jasper Ridge

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Acorn analog

acorn analog
February 7, 2011
Dinner at Anne Firth Murray's house

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Galling

blue oak ranch reserve

California Gall Wasp (Andricus quercuscalifornicus)
Blue Oak Ranch Reserve
January 27, 2018
Olympus tough TG-5

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Other relevant links

Poison oak
California oak moth
Oak gall wasp
Acorn woodpecker
Oakland

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Last modified: April 24, 2023
Created: October 30, 2013 (from poisonoak.html)
Contact: siegelr@stanford.edu
All pictures are protected by copyright. Do not use without permission.