Calflora
Taxon  Report   3023    
Equisetum hyemale  L.  ssp. affine  (Engelm.) Calder & Roy L. Taylor
Giant scouring rush
Equisetum hyemale ssp. affine
© 2008 Keir Morse
Photos from
CalPhotos / Calflora
Equisetum hyemale ssp. affine
© 2008 Neal Kramer
Equisetum hyemale ssp. affine
© 2008 Neal Kramer
Equisetum hyemale ssp. affine, a pteridophyte, is a fern that is native to California, is also found elsewhere in North America and beyond.

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Plant Characteristics
and Associations
Equisetum hyemale ssp. affine
© 2012 Neal Kramer
Family: EQUISETACEAE  
Genus: Equisetum
Parent: Equisetum hyemale
Communities: Yellow Pine Forest, Foothill Woodland, Chaparral, Valley Grassland, (many plant communities), wetland-riparian

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Habitat: streambanks

Name Status:
Accepted by JEF

PLANTS accepted name:
Equisetum hyemale var. affine

Alternate Names:
ICPN: Equisetum hyemale var. affine
More information about  Equisetum hyemale ssp. affine
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (EQHYA)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Nov 18, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.