earth-cup flapwort vs ladder flapwort

Nardia geoscyphus compared with Nardia scalaris

Key Differences

• earth-cup flapwort is Critically Endangered while ladder flapwort is Vulnerable.

Taxonomic Classification

Rank	earth-cup flapwort	ladder flapwort
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Marchantiophyta (苔類)	Marchantiophyta (苔類)
Class same	Jungermanniopsida (Jungermanniopsida)	Jungermanniopsida (Jungermanniopsida)
Order same	Jungermanniales (ウロコゴケ目)	Jungermanniales (ウロコゴケ目)
Family same	Gymnomitriaceae	Gymnomitriaceae
Genus same	Nardia	Nardia
Species	Nardia geoscyphus	Nardia scalaris

Evolutionary Relationship

earth-cup flapwort and ladder flapwort share a common ancestor at the Genus level: Nardia.

Conservation Status

earth-cup flapwort

CR — Critically Endangered

ladder flapwort

VU — Vulnerable

Physical Characteristics

Attribute	earth-cup flapwort	ladder flapwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

earth-cup flapwort

Habitat

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

Range

Found across Europe (6 countries) and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

ladder flapwort

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.

Shared Countries

Both species can be found in 7 countries:

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