Brook Alder vs Narrow swordfern

Alnus maritima compared with Nephrolepis cordifolia

Key Differences

• Brook Alder is Endangered while Narrow swordfern is Not Evaluated.

Taxonomic Classification

Rank	Brook Alder	Narrow swordfern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Tracheophyta
Class	Magnoliopsida (Dicots)	Polypodiopsida (Polypodiopsida)
Order	Fagales (Beeches & Oaks)	Polypodiales (Polypodiales)
Family	Betulaceae	Nephrolepidaceae
Genus	Alnus	Nephrolepis
Species	Alnus maritima	Nephrolepis cordifolia

Evolutionary Relationship

Brook Alder and Narrow swordfern share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Brook Alder

EN — Endangered

Narrow swordfern

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Alder	Narrow swordfern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Narrow swordfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Africa (South Africa, Zambia, Zimbabwe), Asia (Taiwan), Europe (Italy, Portugal, Sweden), North America (Cuba, United States), Oceania and the Pacific (New Zealand), and South America (Brazil, Colombia).

Brook Alder

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