Many ferns growing in dense understory.
Common understory species in dense forest.
Sword fern covered in snow
Once pinnate. Naked sori. Leaflets with pointed tips and usually >3cm
The sword fern (Polystichum munitum) is in the family Polypodiaceae. Pinnate alternative toothed leaflets. Leaflets have thumb-like base with small vein attachment. Sori orange in color with round indusium. Grows somewhat low to the ground.
Family Name: Polypodiaceae. Description: This fern is dark green in color and has alternating leaflets or pinnae. The pinnae are sharply toothed and pointed with round indusium. Each pinnae are also thumbed at the base.
I found this sword fern in my spot of Madrona Park.
An abundant species in the Pacific Northwest, the sword is characterized by its sword-like leaves that come off of the main stem. They also have pollen spores in the spring that are eventually released.
The sword fern in a large fern standing with erect leaves that form a "crown." The leaves are lance-shaped, once-pinnate with alternate leaflets and sharply toothed. The Sori are large and circular withe a round indusium.
East swamp, labeled with tag. Has dropped seeds.
Sword fern found among other ferns in a grove of western red cedars. Plant was large with few dead fronds attached. Coloration was a dusty green.
The sword fern is part of Polypodiaceae family.
The sword fern is one times pinnate with leaflets that alternate and are sharply toothed and pointed. They have round indusiums and have thumbs at each pinnae.
They have large circular sori that are between the midvein and margin and the indusium is round with fringed margins and are centrally attached.
Found among many others off of the back trails at LBA park. Distinguishable "thumb" on leaves of frond. Visible sori with occasional shriveled indusium present. One frond dying, but others appear healthy.
western sword fern, dark green fronds. single pinnate. edges are serrated. has rhizomes, underside has dusty yellow spores
alternating toothed leaflets