Brook-Side Alder vs Lesser Red-knotgrass

Alnus serrulata compared with Polygonum arenarium

Key Differences

• Brook-Side Alder is Least Concern while Lesser Red-knotgrass is Not Evaluated.

Taxonomic Classification

Rank	Brook-Side Alder	Lesser Red-knotgrass
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Caryophyllales (Caryophyllales)
Family	Betulaceae	Polygonaceae
Genus	Alnus	Polygonum
Species	Alnus serrulata	Polygonum arenarium

Evolutionary Relationship

Brook-Side Alder and Lesser Red-knotgrass share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Brook-Side Alder

LC — Least Concern

Lesser Red-knotgrass

NE — Not Evaluated

Physical Characteristics

Attribute	Brook-Side Alder	Lesser Red-knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Lesser Red-knotgrass

Habitat

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

Range

Found across Europe (11 countries) and North America (United States).

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States