Hypericum
St. John's-wort
Specimens
Photos
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Hypericum
Synonyms & Misapplications:
(none provided)
Species in Hypericum:
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Hypericum anagalloides – tinker's penny, bog St. John's wort, creeping St. John's wort
Occurring chiefly west of the Cascades crest in Washington; British Columbia to Baja California, east to Montana, Utah, and Nevada. -
Hypericum androsaemum – tutsan Occurring west of the Cascades crest in Washington; southwestern British Columbia to California.
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Hypericum boreale – northern St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to California.
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Hypericum calycinum – Aaron's beard, great St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to California; also in eastern North America.
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Hypericum canadense – Canadian St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Oregon.
- Hypericum ellipticum – pale St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Washington.
- Hypericum maculatum – spotted St. John's wort, streaked St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Washington, also in northern Idaho.
- ssp. obtusiusculum – dotted John's-wort, imperforate St. John's-wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Washington, also in northern Idaho.
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Hypericum majus – greater Canadian St. John's wort Occurring on both sides of the Cascades crest in Washington; British Columbia to Oregon, east to the Atlantic Coast.
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Hypericum mutilum – dwarf St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to western Washington; also in eastern North America, where native.
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Hypericum perforatum – common St. John's wort, Klamath weed Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
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ssp. perforatum Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
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Hypericum scouleri – Norton's St. John's wort, Scouler's St. John's wort, western St. John's wort Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
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Hypericum tetrapterum – square-stalked St. John's wort Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Washington.
Additional Resources:
PNW Herbaria: Specimen records of Hypericum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Hypericum checklist entry
OregonFlora: Hypericum information
E-Flora BC: Hypericum atlas page
CalPhotos: Hypericum photos
207 photographs:
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