Alpine Earwort vs Blunt-leaved Earwort

Diplophyllum taxifolium compared with Diplophyllum obtusifolium

Key Differences

• Alpine Earwort is Least Concern while Blunt-leaved Earwort is Critically Endangered.

Taxonomic Classification

Rank	Alpine Earwort	Blunt-leaved Earwort
Kingdom same	Plantae (planta)	Plantae (planta)
Phylum same	Marchantiophyta (liverwort)	Marchantiophyta (liverwort)
Class same	Jungermanniopsida (Jungermanniopsida)	Jungermanniopsida (Jungermanniopsida)
Order same	Jungermanniales (Jungermanniales)	Jungermanniales (Jungermanniales)
Family same	Scapaniaceae	Scapaniaceae
Genus same	Diplophyllum	Diplophyllum
Species	Diplophyllum taxifolium	Diplophyllum obtusifolium

Evolutionary Relationship

Alpine Earwort and Blunt-leaved Earwort share a common ancestor at the Genus level: Diplophyllum.

Conservation Status

Alpine Earwort

LC — Least Concern

Blunt-leaved Earwort

CR — Critically Endangered

Physical Characteristics

Attribute	Alpine Earwort	Blunt-leaved Earwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Earwort

Habitat

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

Range

Distributed across Norway, Sweden, Taiwan, and United States.

Blunt-leaved Earwort

Habitat

Inhabits tropical and subtropical moist broadleaf forests and temperate broadleaf and mixed forests spanning the Indomalayan and Palearctic realms.

Range

Found across Asia (Taiwan) and Europe (5 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alpine Earwort

The Alpine Earwort (Diplophyllum taxifolium) is a species in the genus Diplophyllum. It is currently classified as Least Concern on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region. Distributed across Norway, Sweden, Taiwan, and United States.

Blunt-leaved Earwort

The Blunt-leaved Earwort (Diplophyllum obtusifolium) is a species in the genus Diplophyllum. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and temperate broadleaf and mixed forests spanning the Indomalayan and Palearctic realms.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan