bog germanderwort vs common greasewort

Riccardia latifrons compared with Aneura pinguis

Key Differences

• bog germanderwort is Vulnerable while common greasewort is Least Concern.

Taxonomic Classification

Rank	bog germanderwort	common greasewort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Marchantiophyta (liverwort)	Marchantiophyta (liverwort)
Class same	Jungermanniopsida (Jungermanniopsida)	Jungermanniopsida (Jungermanniopsida)
Order same	Metzgeriales (Metzgeriales)	Metzgeriales (Metzgeriales)
Family same	Aneuraceae	Aneuraceae
Genus	Riccardia	Aneura
Species	Riccardia latifrons	Aneura pinguis

Evolutionary Relationship

bog germanderwort and common greasewort share a common ancestor at the Family level: Aneuraceae.

Conservation Status

bog germanderwort

VU — Vulnerable

common greasewort

LC — Least Concern

Physical Characteristics

Attribute	bog germanderwort	common greasewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

bog germanderwort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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).

bog germanderwort

The bog germanderwort (Riccardia latifrons) is a species in the genus Riccardia. It is currently classified as Vulnerable on the IUCN Red List. Native to Belgium, Denmark, Luxembourg, Norway, Portugal.

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 8 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States