Classification
Within iNaturalist.org

All Names

  • Scientific Names
    • Polystichum imbricans
  • English
    • Narrowleaf sword fern
    • Imbricate sword fern
    • narrowleaf swordfern
  • German
    • Dachiger Schwertfarn
    • Schmalbl├Ąttriger Schwertfarn

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Recent observations

Photos / Sounds

Square

Observer

evan_s

Date

the past

Photos / Sounds

Square

What

Narrowleaf Sword Fern Polystichum imbricans

Observer

bobbysworld

Date

November 11, 2014

Photos / Sounds

Square

What

Narrowleaf sword fern Polystichum imbricans

Observer

kmedina

Date

November 11, 2014 01:49 PM PST

Photos / Sounds

What

narrowleaf sword fern Polystichum imbricans

Observer

amarena

Date

October 21, 2014

Photos / Sounds

Square

What

Narrowleaf sword fern Polystichum imbricans

Observer

bethadamyk

Date

November 11, 2014

Photos / Sounds

What

Narrowleaf sword fern Polystichum imbricans

Observer

justin2

Date

October 18, 2014 09:55 AM PDT

Description

Fern with rather simple fronds

Photos / Sounds

What

Narrowleaf sword fern Polystichum imbricans

Observer

greenrosettas

Date

August 2, 2014

Photos / Sounds

What

Narrowleaf sword fern Polystichum imbricans

Observer

kevinhintsa

Date

July 5, 2014 11:47 AM PDT

Description

This at Lava Bluffs Trail near 4000 foot level . Here is the underside of a frond .

Photos / Sounds

Observer

c_michael_hogan

Date

June 10, 2014

Description

This fern was growing on a partially shaded cut bank within the context of a mixed oak woodland not far from the main trail. The narrowness of the leaves, especially proximal, are clearer in image 2, which also displays the sporangia.

Photos / Sounds

Observer

c_michael_hogan

Date

May 10, 2014

Description

This fern was seen on a shady bluff, growing among other fern taxa and various rock outcrops. Image two depicts the underside of a frond as the upper part of the image.

Tags

Photos / Sounds

13920230164_71924bd2d4_s

What

Narrowleaf sword fern Polystichum imbricans

Observer

greenrosettas

Date

April 12, 2014

Photos / Sounds

Square

What

Narrowleaf sword fern Polystichum imbricans

Observer

jeanettevong

Date

April 8, 2014
View all observations

Description from Wikipedia

Polystichum imbricans is a species of fern known by the common name narrowleaf sword fern. It is native to western North America from British Columbia to southern California, where it grows in rocky habitat in coastal and inland mountain ranges and foothills. This fern produces several erect linear or lance-shaped leaves up to 80 centimeters long. Each leaf is made up of many narrow, overlapping, sometimes twisting leaflets each 2 to 4 centimeters long. The leaflets...

No range data available.