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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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Polystichum imbricans ssp. imbricans

Polystichum imbricans (D.C. Eaton) D.H. Wagner ssp. imbricans

Narrowleaf Swordfern, Rock Sword Fern

Dryopteridaceae (Wood Fern family)

Synonym(s): Polystichum munitum ssp. imbricans, Polystichum munitum ssp. nudatum, Polystichum munitum var. imbricans

USDA Symbol: POIMI

USDA Native Status: L48 (N), CAN (N)

 

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Plant Characteristics

Duration: Perennial
Habit: Herb , Fern
Size Notes: Fronds up to about 20 inches long.

Distribution

USA: CA , OR , WA
Canada: BC
Native Habitat: Base of boulders and cliff crevices in drier sites of mesic montane forests.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Polystichum imbricans ssp. imbricans in USDA Plants
FNA: Find Polystichum imbricans ssp. imbricans in the Flora of North America (if available)
Google: Search Google for Polystichum imbricans ssp. imbricans

Metadata

Record Modified: 2020-10-30
Research By: CBR

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