# Liverwort (*Marchantia polymorpha*)

Liverworts are small, green plants that grow close to the ground. They don't have flowers or seeds like other plants. You can find them in damp places like forests, near streams, or on rocks.

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

![Liverwort](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Moos_5772.jpg&width=800)

Photo: Manfred Morgner ( ka-em-zwei-ein ), CC BY-SA 3.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Moos_5772.jpg)

## Appearance

The Liverwort is a small, flattened plant, often forming broad, mat-like patches of green, sometimes with hints of brownish-red or purple. Its body, called a thallus, can be leafy with tiny overlapping scales or liver-shaped and ribbon-like, distinct from the upright stems of most mosses.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Marchantiophyta
- **Class:** Marchantiopsida
- **Order:** Marchantiales
- **Family:** Marchantiaceae
- **Genus:** Marchantia

## Interesting facts

- For reproduction, liverwort sperm must swim through a film of water to reach an egg!
- Liverworts have no true roots, stems, or leaves, just a simple body called a thallus!
- Liverworts were among the first plants to colonize land over 400 million years ago!
- Their name, "liverwort," comes from the belief that their lobe shape resembled a liver!

## Special abilities

- **Drought Dormancy:** Liverworts can dry out almost completely and enter a dormant state, only to revive when moisture returns, surviving harsh conditions.
- **Gemmiferous Genesis:** Liverworts produce tiny cups containing specialized gemmae that detach and grow into new plants, allowing rapid spread.
- **Skin Siphon:** Liverworts can absorb water directly through their entire surface, acting like a sponge to quickly rehydrate after dry spells.

## Measurements & details

- **Height:** 0.1-2 cm
- **Spread:** 1-10 cm
- **Edible:** No
- **Toxicity:** None
- **Lifecycle:** Perennial
- **Pollination Method:** Water

## Ecological connections

- **Eats:** Garden slug (*Arion hortensis*) — Slugs commonly graze on the tender tissues of liverworts.
- **Shelter:** Moss Mite (*Oribatula tibialis*) — Tiny mites find damp shelter and food within liverwort mats.
- **Symbiotic with:** Soil Bacteria (*Pseudomonas fluorescens*) — Soil bacteria enhance nutrient cycling around liverwort rhizoids.

## 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.
- [Spore Producing](https://www.snappit.app/explore/traits/spore-producing): Spore-producing organisms reproduce by releasing small, often single-celled, reproductive units called spores.
- [Ancient Lineage](https://www.snappit.app/explore/traits/ancient-lineage): This trait signifies organisms belonging to a very old evolutionary group with ancestors dating back millions of years.
- [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

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

## Safety

**Danger:** 1/5 · Very low

Liverworts are safe to touch, but it's important to leave them in their natural habitat to grow.

## Frequently Asked Questions

### How to identify Liverwort?

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 Liverwort?

0.1-2 cm

### How wide does Liverwort spread?

1-10 cm

### Is Liverwort edible?

No

### Is Liverwort toxic?

None

### What is Liverwort's lifecycle?

Perennial

### How is Liverwort pollinated?

Water

### Where is Liverwort 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: [Liverwort: Characteristics, Facts & Places to See — Snappit](https://www.snappit.app/explore/liverwort)