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Polystichum imbricans (D.C. Eat.) D.H. Wagner
Dwarf western sword fern, Narrow-leaf sword fern, Narrowleaf swordfern
Synonyms: Polystichum imbricans ssp. imbricans, Polystichum munitum var. imbricans
USDA Symbol: POIM
USDA Native Status: Native to U.S.
A smaller, more compact version of P. munitum, but otherwise very similar. The large clumps of dark evergreen fronds are 1-2 ft. tall. The fronds are once-divided, with toothed pinnae.
Bloom InformationBloom Color: Not Applicable
Bloom Notes: Not a flowering plant. Reproduces by spores.
CA , OR , WA Native Distribution:
Cascade/Sierran axis from c. WA to s. CA, Klamath region & Olympic Mts. Native Habitat:
Dry, rocky, thin conifer woods or open places USDA Native Status: L48(N), CAN(N)
Growing ConditionsLight Requirement: Part Shade
Soil Moisture: Dry
Soil Description: Dry, rocky soils.
Conditions Comments: Deer proof. Transplants well and lends a look of lushness to the woodland garden. Looks best planted in groups or drifts.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
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Record Modified: 2007-01-01
Research By: TWC Staff