# western polypody (*Polypodium hesperium*)

Western polypody is a lovely fern that grows in shady places. Its bright green leaves look like little feathers and can be found on rocks or in forests.

- **Category:** [Plants](https://www.snappit.app/explore/categories/plant)
- **Rarity:** Common
- **Danger:** 1/5 · Very low
- **Habitat:** Forests

![western polypody](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Polypodium_hesperium_6329.JPG&width=800)

Photo: Walter Siegmund (talk), CC BY-SA 3.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Polypodium_hesperium_6329.JPG)

## Appearance

The western polypody has deep green, leathery fronds that are deeply lobed or pinnate, giving them a ladder-like appearance. It often forms dense clumps, clinging to shaded rocks, mossy logs, or tree bases. Unlike many ferns, its leaves remain vibrant evergreen all year.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Tracheophyta
- **Class:** Polypodiopsida
- **Order:** Polypodiales
- **Family:** Polypodiaceae
- **Genus:** Polypodium

## Interesting facts

- Ferns are ancient plants, having existed on Earth even before dinosaurs roamed!
- It doesn't have flowers or seeds but spreads using tiny, dust-like spores instead!
- Its name 'Polypodium' means 'many feet' because its root system sprawls across surfaces!
- The sweet taste of its rhizome comes from a sugar related to licorice, called osladin!

## Special abilities

- **Rock Gripper:** Western polypody can grow directly on rocks and tree bark, anchoring itself without needing soil, to access moisture from rain and mist.
- **Spore Sprinter:** It reproduces by releasing millions of tiny spores from dots on its frond undersides, which are carried by the wind to new locations.
- **Evergreen Endurer:** Western polypody has thick, leathery fronds that stay green all year, even through winter, to keep photosynthesizing.
- **Sweet Roots:** This fern's rhizomes have a sweet, licorice-like flavor, which can deter some herbivores while attracting others.

## Measurements & details

- **Height:** 10-30 cm
- **Spread:** 15-40 cm
- **Edible:** Yes
- **Toxicity:** None
- **Lifecycle:** Perennial

## Ecological connections

- **Eaten by:** [Mule Deer](https://www.snappit.app/explore/mule-deer) (*Odocoileus hemionus*) — Deer may browse its fronds for nutrients.
- **Eaten by:** [Banana Slug](https://www.snappit.app/explore/banana-slug) (*Ariolimax columbianus*) — Slugs sometimes munch on its succulent leaves.
- **Shelter:** [Bigleaf Maple](https://www.snappit.app/explore/bigleaf-maple) (*Acer macrophyllum*) — Often found growing on the mossy bases or branches of Bigleaf Maples.

## Traits

- [Shade Tolerant](https://www.snappit.app/explore/traits/shade-tolerant): Shade tolerant plants are adapted to grow and thrive in areas with low light levels, requiring less direct sunlight.
- [Evergreen](https://www.snappit.app/explore/traits/evergreen): Evergreen plants retain their foliage throughout the year, never shedding all their leaves at once.
- [Spore Producing](https://www.snappit.app/explore/traits/spore-producing): Spore-producing organisms reproduce by releasing small, often single-celled, reproductive units called spores.
- [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.
- [Longevous](https://www.snappit.app/explore/traits/longevous): This trait characterizes organisms with an exceptionally long lifespan compared to others of their kind.

## Collections

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

## Safety

**Danger:** 1/5 · Very low

Always look but don't touch plants unless an adult says it's okay.

## Frequently Asked Questions

### How to identify western polypody?

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 western polypody?

10-30 cm

### How wide does western polypody spread?

15-40 cm

### Is western polypody edible?

Yes

### Is western polypody toxic?

None

### What is western polypody's lifecycle?

Perennial

### Where is western polypody usually found?

Forests

## Where to spot

- [Drewry Point Provincial Park](https://www.snappit.app/guides/places/drewry-point-provincial-park) — British Columbia, CA · State Park

## 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: [Western Polypody: Facts & Places to See — Snappit](https://www.snappit.app/explore/western-polypody)