common greasewort vs leafless swallow-wort

Aneura pinguis compared with Orthosia scoparia

Key Differences

• common greasewort is Least Concern while leafless swallow-wort is Not Evaluated.

Taxonomic Classification

Rank	common greasewort	leafless swallow-wort
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Arthropoda (Arthropods)
Class	Jungermanniopsida (Jungermanniopsida)	Insecta (Insects)
Order	Metzgeriales (Metzgeriales)	Lepidoptera (Butterflies & Moths)
Family	Aneuraceae	Noctuidae
Genus	Aneura	Orthosia
Species	Aneura pinguis	Orthosia scoparia

Conservation Status

common greasewort

LC — Least Concern

leafless swallow-wort

NE — Not Evaluated

Physical Characteristics

Attribute	common greasewort	leafless swallow-wort
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).

leafless swallow-wort

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Brazil and Colombia.

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 2 countries:

🇧🇷 Brazil 🇨🇴 Colombia