Black Knapweed vs Yellow Star-thistle

Centaurea nigra compared with Centaurea solstitialis

Taxonomic Classification

Rank	Black Knapweed	Yellow Star-thistle
Kingdom same	Plantae (plantas)	Plantae (plantas)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Asterales (Daisies & Sunflowers)	Asterales (Daisies & Sunflowers)
Family same	Asteraceae (Daisy Family)	Asteraceae (Daisy Family)
Genus same	Centaurea	Centaurea
Species	Centaurea nigra	Centaurea solstitialis

Evolutionary Relationship

Black Knapweed and Yellow Star-thistle share a common ancestor at the Genus level: Centaurea.

View Genus: Centaurea

Conservation Status

Black Knapweed

NE — Not Evaluated

Yellow Star-thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Black Knapweed	Yellow Star-thistle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Knapweed

Habitat

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

Range

Widely distributed across Asia (Japan), Europe (7 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Chile).

Yellow Star-thistle

Habitat

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

Range

Widely distributed across Africa (Botswana, Egypt, South Africa), Asia (Japan, Kyrgyzstan, Uzbekistan), Europe (24 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile).

Black Knapweed

The Black Knapweed (Centaurea nigra) is a species in the genus Centaurea. Typically found in diverse terrestrial habitats from tropical forests to temperate regions. Its geographic range spans Widely distributed across Asia (Japan), Europe (7 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Chile).