Diffuse knapweed vs Eastern Star-thistle

Centaurea diffusa compared with Centaurea hyalolepis

Taxonomic Classification

Rank	Diffuse knapweed	Eastern 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 diffusa	Centaurea hyalolepis

Evolutionary Relationship

Diffuse knapweed and Eastern Star-thistle share a common ancestor at the Genus level: Centaurea.

Conservation Status

Diffuse knapweed

NE — Not Evaluated

Eastern Star-thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Diffuse knapweed	Eastern Star-thistle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Diffuse knapweed

Habitat

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

Range

Widely distributed across Asia (6 countries), Europe (26 countries), North America (Canada, United States), and South America (Argentina).

Eastern Star-thistle

Habitat

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

Range

Found across Europe (7 countries).

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇫🇷 France 🇮🇹 Italy 🇳🇱 Netherlands 🇳🇴 Norway 🇪🇸 Spain 🇬🇧 United Kingdom