Page author: David Giblin
Equisetum hyemale ssp. affine
common scouring rush, Dutch scouring rush, prairie scouring rush
Specimens
Photos
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across most of North America to the Atlantic Coast.
Habitat: Moist to wet areas, lowlands to moderate elevations in the mountains
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Equisetum hyemale L. ssp. affine (Engelm.) Calder & Roy L. Taylor
Publication: Canad. J. Bot. 43: 1387. 1965.
Publication: Canad. J. Bot. 43: 1387. 1965.
Synonyms & Misapplications:
Equisetum hyemale L. var. affine (Engelm.) A.A. Eaton [HC]
Equisetum hyemale L. var. californicum J. Milde [Abrams]
Equisetum praealtum Raf. [Abrams]
Equisetum hyemale L. var. californicum J. Milde [Abrams]
Equisetum praealtum Raf. [Abrams]
Additional Resources:
PNW Herbaria: Specimen records of Equisetum hyemale ssp. affine in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Equisetum hyemale ssp. affine checklist entry.
OregonFlora: Equisetum hyemale ssp. affine information.
E-Flora BC: Equisetum hyemale ssp. affine atlas page.
CalPhotos: Equisetum hyemale ssp. affine photos.
USDA Plants: Equisetum hyemale ssp. affine information.
8 photographs:
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