Species PlantsWestern Sword Fern

Western Sword Fern

Polystichum munitum

CommonPlant
Illustration of Western Sword Fern (Polystichum munitum)

Western Sword Fern is the most abundant and characteristic fern of Pacific Northwest forests, forming spectacular vase-shaped clumps of deep green, sword-like fronds that carpet the forest floor. A single large plant can have over 100 fronds. It provides important year-round cover for salamanders, small mammals, and ground-nesting birds.

Habitat
Pacific Northwest coniferous and mixed forests from Alaska to California
Diet
Dense fronds provide year-round ground cover and shelter for wildlife
How common
Common

Recent Western Sword Fern sightings near you

Live, research-grade observations from iNaturalist. Allow location to center the map on you.

Spot a Western Sword Fern? Identify it instantly.

Point Huck at any plant or animal and get an instant ID, rarity, and field notes — building your personal nature collection as you go.

Get Huck — free

More plants

Adam's Needle
Adam's Needle
Yucca filamentosa
Adonis Blazingstar
Adonis Blazingstar
Mentzelia multiflora
Allegheny Blackberry
Allegheny Blackberry
Rubus allegheniensis
Allegheny Monkeyflower
Allegheny Monkeyflower
Mimulus ringens
Allegheny Serviceberry
Allegheny Serviceberry
Amelanchier laevis
American Alumroot
American Alumroot
Heuchera americana
American Basswood
American Basswood
Tilia americana
American Beautyberry
American Beautyberry
Callicarpa americana