common greasewort vs small tortoiseshell

Aneura pinguis compared with Aglais urticae

Key Differences

• common greasewort is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	common greasewort	small tortoiseshell
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Marchantiophyta (ลิเวอร์เวิร์ต)	Arthropoda (สัตว์ขาปล้อง)
Class	Jungermanniopsida (Jungermanniopsida)	Insecta (แมลง)
Order	Metzgeriales (Metzgeriales)	Lepidoptera (ผีเสื้อ)
Family	Aneuraceae	Nymphalidae (Brush-footed Butterflies)
Genus	Aneura	Aglais
Species	Aneura pinguis	Aglais urticae

Conservation Status

common greasewort

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	common greasewort	small tortoiseshell
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).

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 6 countries:

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