Toxicodendron
poison ivy, poison oak
Specimens
Photos
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Toxicodendron
Synonyms & Misapplications:
(none provided)
Species in Toxicodendron:
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Toxicodendron diversilobum – Pacific poison-oak
Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to Nevada. -
Toxicodendron radicans – western poison ivy Occurring east of the Cascades crest in Washington; occurring throughout much of North America, except Alaska, California, southeastern U.S. and northeastern Canada.
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var. rydbergii – poison-ivy, western poison-ivy Occurring east of the Cascades crest in Washington; distributed throughout much of North America, except Alaska, California, southeastern U.S. and northeastern Canada.
Additional Resources:
PNW Herbaria: Specimen records of Toxicodendron in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Toxicodendron checklist entry
OregonFlora: Toxicodendron information
E-Flora BC: Toxicodendron atlas page
CalPhotos: Toxicodendron photos
68 photographs:
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