common greasewort vs Delicate Notchwort

Aneura pinguis compared with Heterogemma capitata

Key Differences

• common greasewort is Least Concern while Delicate Notchwort is Vulnerable.

Taxonomic Classification

Rank	common greasewort	Delicate Notchwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Marchantiophyta (liverwort)	Marchantiophyta (liverwort)
Class same	Jungermanniopsida (Jungermanniopsida)	Jungermanniopsida (Jungermanniopsida)
Order	Metzgeriales (Metzgeriales)	Jungermanniales (Jungermanniales)
Family	Aneuraceae	Lophoziaceae
Genus	Aneura	Heterogemma
Species	Aneura pinguis	Heterogemma capitata

Evolutionary Relationship

common greasewort and Delicate Notchwort share a common ancestor at the Class level: Jungermanniopsida. (Jungermanniopsida)

Conservation Status

common greasewort

LC — Least Concern

Delicate Notchwort

VU — Vulnerable

Physical Characteristics

Attribute	common greasewort	Delicate Notchwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

common greasewort

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil, Colombia).

Delicate Notchwort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

common greasewort

<em>Aneura pinguis</em>, commonly known as common greasewort, is a liverwort belonging to the genus Aneura within the family Aneuraceae. This cryptogamic plant inhabits ecosystems across Asia, Europe, and North America, thriving in moist or waterlogged environments. Its range encompasses Taiwan in Asia, six European countries, the United States in North America, and Brazil and Colombia in South America, indicating a broad geographic distribution across multiple continents. Common greasewort is assessed as Least Concern on the IUCN Red List. The species typically forms flat, ribbon-like thalli in damp habitats such as stream banks, wet rocks, and boggy ground. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States