common greasewort vs Common Pitcher Plant

Aneura pinguis compared with Sarracenia purpurea

Key Differences

• common greasewort is Least Concern while Common Pitcher Plant is Not Evaluated.

Taxonomic Classification

Rank	common greasewort	Common Pitcher Plant
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Marchantiophyta (liverwort)	Magnoliophyta (Flowering Plants)
Class	Jungermanniopsida (Jungermanniopsida)	Magnoliopsida (Dicots)
Order	Metzgeriales (Metzgeriales)	Ericales (Ericales)
Family	Aneuraceae	Sarraceniaceae
Genus	Aneura	Sarracenia
Species	Aneura pinguis	Sarracenia purpurea

Evolutionary Relationship

common greasewort and Common Pitcher Plant share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

common greasewort

LC — Least Concern

Common Pitcher Plant

NE — Not Evaluated

Physical Characteristics

Attribute	common greasewort	Common Pitcher Plant
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).

Common Pitcher Plant

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (11 countries) and North America (United States).

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.

Common Pitcher Plant

<em>Sarracenia purpurea</em>, the common pitcher plant, is a carnivorous plant in the family Sarraceniaceae, renowned for its pitcher-shaped leaves that trap and digest insects and other small invertebrates in pools of rainwater and digestive fluids. It is native to North America, where it grows in nutrient-poor wetlands including bogs, fens, and peaty swamps, supplementing its nitrogen and mineral intake through animal prey in the absence of adequate soil nutrients. The species has also been widely introduced in Europe, with naturalised populations documented in Belgium, the Czech Republic, Denmark, France, Germany, and numerous other countries, where it was introduced via horticultural trade and has established in suitable peat bog habitats. <em>Sarracenia purpurea</em> hosts distinctive aquatic invertebrate and microbial communities within its pitchers, forming a miniature ecosystem. It is assessed as Not Evaluated on the IUCN Red List globally, though regional assessments exist. Biological traits such as average plant lifespan, precise trap dimensions, and detailed physiological data remain poorly documented in the scientific literature. The species is threatened by habitat drainage, peat extraction, and invasive species in parts of its range.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States