# Northern Holly Fern (*polystichum lonchitis*)

The Northern Holly Fern has beautiful, glossy green leaves that look like little stars! It loves to grow in shady, moist places where it can spread its fronds wide.

- **Category:** [Plants](https://www.snappit.app/explore/categories/plant)
- **Rarity:** Common
- **Danger:** 0/5 · No known danger
- **Snaps:** 2
- **Habitat:** It lives in moist, shady forests and along streams.
- **Also known as:** Holly Fern, Rock Fern

![Northern Holly Fern](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Polystichum_lonchitis_5579.JPG&width=800)

Photo: Walter Siegmund (talk), CC BY-SA 3.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Polystichum_lonchitis_5579.JPG)

## Appearance

The Northern Holly Fern is a stiff, upright fern with distinctive, dark green fronds that resemble holly leaves. Its leathery, evergreen leaflets have finely toothed edges and a small, ear-like lobe at their base. The fronds grow in a rosette, often staying green through winter.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Tracheophyta
- **Class:** Polypodiopsida
- **Order:** Polypodiales
- **Family:** Dryopteridaceae
- **Genus:** Polystichum

## Interesting facts

- Its 'holly' name comes from its fronds' spiny-toothed edges, like mini Christmas holly!
- This ancient fern is like a 'living fossil,' looking much like its ancestors millions of years ago.
- Unlike flowering plants, the Northern Holly Fern reproduces with dust-like spores, not seeds!
- You'll often find this tough fern growing high up on cold, rocky mountain slopes.

## Special abilities

- **Winter Warrior:** Northern Holly Fern has tough, evergreen fronds that can withstand cold and snow, allowing it to photosynthesize year-round.
- **Spore Power:** Northern Holly Fern reproduces using tiny spores found on the undersides of its fronds, spreading without flowers or seeds.
- **Rock Gripper:** Northern Holly Fern has strong roots that help it cling to rocky slopes and crevices, thriving where other plants struggle.

## Measurements & details

- **Height:** 30-90 cm
- **Spread:** 30-60 cm
- **Edible:** No
- **Toxicity:** None
- **Lifecycle:** Perennial

## Ecological connections

- **Eaten by:** [Leopard Slug](https://www.snappit.app/explore/leopard-slug) (*Limax maximus*) — Its fronds may be nibbled by generalist slugs seeking moisture.
- **Eaten by:** Brown-headed Leafroller Moth (*Ctenopseustis obliquana*) — Caterpillars feed on various fern species, including Polystichum.
- **Shelter:** [Common Rough Woodlouse](https://www.snappit.app/explore/common-rough-woodlouse) (*Porcellio scaber*) — Often finds damp, shaded refuge among its fronds and surrounding leaf litter.

## Traits

- [Colorful](https://www.snappit.app/explore/traits/colorful): Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
- [Herbivorous](https://www.snappit.app/explore/traits/herbivorous): This trait characterizes organisms whose diet consists entirely or primarily of plant material.
- [Decomposer](https://www.snappit.app/explore/traits/decomposer): Describes organisms that break down dead organic material, recycling nutrients back into the ecosystem.
- [Forest](https://www.snappit.app/explore/traits/forest): Forest habitats are terrestrial environments dominated by dense tree cover, supporting a high diversity of plant and animal life.

## Collections

- [Plants](https://www.snappit.app/explore/collections/plants)

## Safety

**Danger:** 0/5 · No known danger

No special safety notes yet.

## Frequently Asked Questions

### How to identify Northern Holly Fern?

Compare frond shape, how the leaflets are arranged, the stalk, and any spore clusters you can see. A single detached leaflet often hides the plant's overall growth pattern. Fern Identifier: upload a photo and compare the visible details.

### How tall is Northern Holly Fern?

30-90 cm

### How wide does Northern Holly Fern spread?

30-60 cm

### Is Northern Holly Fern edible?

No

### Is Northern Holly Fern toxic?

None

### What is Northern Holly Fern's lifecycle?

Perennial

### Where is Northern Holly Fern usually found?

It lives in moist, shady forests and along streams.

## Where to spot

- [Bremner Historic Mining District](https://www.snappit.app/guides/places/bremner-historic-mining-district) — Alaska, US · Historic District
- [White River Entrance](https://www.snappit.app/guides/places/white-river-entrance) — Washington, US · Historic District
- [Ordesa y Monte Perdido National Park](https://www.snappit.app/guides/places/ordesa-y-monte-perdido-national-park) — Aragon, ES · National Park
- [Kokanee Glacier Provincial Park](https://www.snappit.app/guides/places/kokanee-glacier-provincial-park) — British Columbia, CA · State Park

[View all places to see Northern Holly Fern](https://www.snappit.app/guides/where-to-see/northern-holly-fern)

## More Plants

- [white snakeroot](https://www.snappit.app/explore/white-snakeroot) (*Ageratina altissima*)
- [tree-of-heaven](https://www.snappit.app/explore/tree-of-heaven) (*Ailanthus altissima*)
- [western sword fern](https://www.snappit.app/explore/western-sword-fern) (*Polystichum munitum*)
- [common milkweed](https://www.snappit.app/explore/common-milkweed) (*Asclepias syriaca*)

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Source: [Northern Holly Fern: Facts & Places to See — Snappit](https://www.snappit.app/explore/northern-holly-fern)