Bitter Scalewort vs wall scalewort

Porella arboris-vitae compared with Porella platyphylla

Key Differences

• Bitter Scalewort is Vulnerable while wall scalewort is Least Concern.

Taxonomic Classification

Rank	Bitter Scalewort	wall scalewort
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Marchantiophyta (ลิเวอร์เวิร์ต)	Marchantiophyta (ลิเวอร์เวิร์ต)
Class same	Jungermanniopsida (Jungermanniopsida)	Jungermanniopsida (Jungermanniopsida)
Order same	Porellales (Porellales)	Porellales (Porellales)
Family same	Porellaceae	Porellaceae
Genus same	Porella	Porella
Species	Porella arboris-vitae	Porella platyphylla

Evolutionary Relationship

Bitter Scalewort and wall scalewort share a common ancestor at the Genus level: Porella.

Conservation Status

Bitter Scalewort

VU — Vulnerable

wall scalewort

LC — Least Concern

Physical Characteristics

Attribute	Bitter Scalewort	wall scalewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Scalewort

Habitat

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

Range

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

wall scalewort

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Bitter Scalewort

The Bitter Scalewort (Porella arboris-vitae) is a species in the genus Porella. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 5 countries:

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