Bighead knapweed vs Blackthorn Mining Bee

Centaurea macrocephala compared with Andrena varians

Key Differences

• Bighead knapweed is Not Evaluated while Blackthorn Mining Bee is Least Concern.

Taxonomic Classification

Rank	Bighead knapweed	Blackthorn Mining Bee
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Asterales (Daisies & Sunflowers)	Hymenoptera (Ants, Bees & Wasps)
Family	Asteraceae (Daisy Family)	Andrenidae
Genus	Centaurea	Andrena
Species	Centaurea macrocephala	Andrena varians

Conservation Status

Bighead knapweed

NE — Not Evaluated

Blackthorn Mining Bee

LC — Least Concern

Physical Characteristics

Attribute	Bighead knapweed	Blackthorn Mining Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bighead knapweed

Habitat

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

Range

Found across Europe (6 countries) and North America (Canada, United States).

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

Bighead knapweed

The Bighead knapweed (Centaurea macrocephala) is a species in the genus Centaurea. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Blackthorn Mining Bee

The Blackthorn Mining Bee (Andrena varians) is a species in the genus Andrena. It is currently classified as Least Concern on the IUCN Red List. Distributed across Denmark, Luxembourg, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden