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Native Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Toxicodendron rydbergii (Western poison ivy)
Bengston, Bennie

Toxicodendron rydbergii (Small ex Rydb.) Greene

Western poison ivy

Anacardiaceae (Sumac Family)

USDA Symbol: TORY

USDA Native Status: Native to U.S.

Western Poison Ivy is a member of the cashew family (family Anacardiaceae) which includes trees, shrubs, and few woody vines with resinous sap often in bark and other parts; in a few species the resin or volatile oil is caustic and poisonous to the skin.

 

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Plant Characteristics

Duration: Perennial
Habit: Shrub
Autumn Foliage: yes
Fruit:

Bloom Information

Bloom Color: White , Yellow

Distribution

USA: AZ , CO , CT , DE , IA , ID , IL , IN , KS , MA , MD , ME , MI , MN , MT , NC , ND , NE , NH , NM , NV , NY , OH , OK , OR , PA , RI , SD , TX , UT , VA , VT , WA , WI , WV , WY
Canada: AB , BC , MB , NB , NS , ON , PE , QC , SK , YT
USDA Native Status: L48(N), CAN(N)

Growing Conditions

Light Requirement: Sun , Part Shade , Shade

Recommended Species Lists

Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.

View Recommended Species page

Additional resources

USDA: Find Toxicodendron rydbergii in USDA Plants
FNA: Find Toxicodendron rydbergii in the Flora of North America (if available)
Google: Search Google for Toxicodendron rydbergii

Metadata

Record Modified: 2007-01-01
Research By: TWC Staff

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