Alpine Knapweed vs Black Maple

Centaurea nigrescens compared with Acer nigrum

Key Differences

• Alpine Knapweed is Not Evaluated while Black Maple is Least Concern.

Taxonomic Classification

Rank	Alpine Knapweed	Black Maple
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Asterales (Daisies & Sunflowers)	Sapindales (Sapindales)
Family	Asteraceae (Daisy Family)	Sapindaceae
Genus	Centaurea	Acer
Species	Centaurea nigrescens	Acer nigrum

Evolutionary Relationship

Alpine Knapweed and Black Maple share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Alpine Knapweed

NE — Not Evaluated

Black Maple

LC — Least Concern

Physical Characteristics

Attribute	Alpine Knapweed	Black Maple
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Knapweed

Habitat

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

Range

Widely distributed across Europe (11 countries), North America (Canada, United States), and Oceania and the Pacific (Australia).

Black Maple

Habitat

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

Range

Distributed across Canada and United States.

Alpine Knapweed

The Alpine Knapweed (Centaurea nigrescens) is a species in the genus Centaurea. Typically found in diverse terrestrial habitats from tropical forests to temperate regions. Widely distributed across Europe (11 countries), North America (Canada, United States), and Oceania and the Pacific (Australia).

Black Maple

The Black Maple (Acer nigrum) is a species in the genus Acer. 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 2 countries:

🇨🇦 Canada 🇺🇸 United States