Classification
Within iNaturalist.org

All Names

  • English
    • Pacific Poison Oak
    • Western Poison Oak
  • Scientific Names
    • Toxicodendron diversilobum
    • Rhus diversiloba
  • French
    • sumac de l'Ouest

Guide Colors

Extras

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Recent observations

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

damontighe

Date

January 31, 2016 05:06 PM PST

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

avesonexplorers

Date

January 29, 2016 11:20 AM PST

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

brandon-bredo

Date

January 28, 2016 10:31 AM PST

Description

Dormant & "old growth"

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

marinnaw

Date

January 22, 2016 01:04 PM PST

Description

Deb's Park, Los Angeles

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

redhat

Date

February 19, 2015

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

lilykim96

Date

January 12, 2016

Description

Poison oak comes from a common leaves resemblance to white oak leaves. It also produces skin- irritating oil which causes allergic reaction to some people.

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

avesonexplorers

Date

January 22, 2016

Photos / Sounds

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

sdias

Date

January 19, 2016

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

jhamilton

Date

January 21, 2016

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

cpekarek

Date

January 19, 2016

Description

Also known as toxicodendron diversilobum, it can cause allergic rashes. The leaves are also divided into three.

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

iamanda

Date

January 12, 2016 02:00 PM PST

Description

bright colorful leaves (red/yellow/some green), darker in center of leaves, leaves of three, spread out

Photos / Sounds

Square

What

Pacific Poison Oak Toxicodendron diversilobum

Observer

ching

Date

January 19, 2016 09:19 AM PST
View all observations

Description from Wikipedia

Toxicodendron diversilobum, commonly named Pacific poison oak or western poison oak (syn. Rhus diversiloba), is in the Anacardiaceae family (the sumac family).

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Conservation Summary

No range data available.