Broad Scalewort vs Brook-Side Alder

Porella obtusata compared with Alnus serrulata

Key Differences

Broad Scalewort is Endangered while Brook-Side Alder is Least Concern.

Taxonomic Classification

Rank	Broad Scalewort	Brook-Side Alder
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Marchantiophyta (liverwort)	Magnoliophyta (Flowering Plants)
Class	Jungermanniopsida (Jungermanniopsida)	Magnoliopsida (Dicots)
Order	Porellales (Porellales)	Fagales (Beeches & Oaks)
Family	Porellaceae	Betulaceae
Genus	Porella	Alnus
Species	Porella obtusata	Alnus serrulata

Evolutionary Relationship

Broad Scalewort and Brook-Side Alder share a common ancestor at the Kingdom level: Plantae. (Plants)

View Kingdom: Plantae

Conservation Status

Broad Scalewort

EN — Endangered

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	Broad Scalewort	Brook-Side Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broad Scalewort

Habitat

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

Range

Distributed across Norway, Portugal, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Broad Scalewort

The Broad Scalewort (Porella obtusata) is a species in the genus Porella. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.