# American Earwort (*Scapania americana*)

The American Earwort is a small, leafy plant that loves to grow in shady, damp places. It has a unique shape that looks like tiny ears, making it fun to spot in nature!

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

![American Earwort](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Scapania_americana.jpg&width=800)

Photo: Des Callaghan, CC0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Scapania_americana.jpg)

## Appearance

The American Earwort is a small, bright green liverwort that forms flattened mats or clusters on its substrate. Its distinctive, overlapping, ear-shaped lobes give it a textured appearance, often growing close to the ground in moist areas.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Marchantiophyta
- **Class:** Jungermanniopsida
- **Order:** Jungermanniales
- **Family:** Scapaniaceae
- **Genus:** Scapania

## Interesting facts

- Instead of true roots, it has tiny hairs called rhizoids that simply anchor it to surfaces!
- It can dry out completely, then amazingly rehydrate when wet, coming back to life!
- Liverworts are among Earth's oldest land plants, survivors from ancient times!
- Unlike flowering plants, it reproduces using tiny, dust-like spores, like mini biological parachutes!

## Special abilities

- **Moisture Magnet:** American Earwort can absorb and hold water like a sponge, helping it thrive in damp, shady places.
- **Miniature Clones:** American Earwort can grow tiny buds called gemmae that break off and sprout into new plants, creating clones!
- **Spore Shooter:** American Earwort releases microscopic spores into the air to travel on wind currents and start new colonies far away.

## Measurements & details

- **Height:** 1-5 cm
- **Spread:** 5-15 cm
- **Edible:** No
- **Toxicity:** None
- **Lifecycle:** Perennial

## Ecological connections

- **Eaten by:** Grey field slug (*Deroceras reticulatum*) — grazes on its moist tissues
- **Eaten by:** [Black slug](https://www.snappit.app/explore/black-slug) (*Arion ater*) — feeds on its green mats
- **Shelter:** Springtail (*Folsomia candida*) — finds refuge within its dense growth

## Traits

- [Nonvascular](https://www.snappit.app/explore/traits/nonvascular): This trait characterizes plants lacking specialized vascular tissues (xylem and phloem) for transporting water and nutrients.
- [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.
- [Medicinal](https://www.snappit.app/explore/traits/medicinal): Medicinal plants possess chemical compounds that can be used for therapeutic purposes to treat illnesses or maintain health.
- [Edible](https://www.snappit.app/explore/traits/edible): Edible plants are those parts of a plant that are considered safe for human consumption.
- [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.
- [Wetland](https://www.snappit.app/explore/traits/wetland): This habitat trait identifies species found in wetlands, which are areas of land saturated with water, either permanently or seasonally, including marshes, swamps, and bogs.

## Collections

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

## Safety

**Danger:** 1/5 · Very low

Always look but don't touch plants unless a grown-up says it's okay!

## Frequently Asked Questions

### How to identify American Earwort?

Compare growth form, branching, tiny leaves and any spore capsules. Mosses, liverworts and lichens can share a spot but are very different organisms. Moss Identifier: upload a photo and compare the visible details.

### How tall is American Earwort?

1-5 cm

### How wide does American Earwort spread?

5-15 cm

### Is American Earwort edible?

No

### Is American Earwort toxic?

None

### What is American Earwort's lifecycle?

Perennial

### Where is American Earwort usually found?

Forests

## 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: [American Earwort: Facts & Places to See — Snappit](https://www.snappit.app/explore/american-earwort)