Black Knapweed vs Blue-spotted Comet Darner

Centaurea nigra compared with Anax concolor

Key Differences

• Black Knapweed is Not Evaluated while Blue-spotted Comet Darner is Least Concern.

Taxonomic Classification

Rank	Black Knapweed	Blue-spotted Comet Darner
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Arthropoda (節足動物)
Class	Magnoliopsida (モクレン綱)	Insecta (昆虫)
Order	Asterales (キク目)	Odonata (蜻蛉目)
Family	Asteraceae (Daisy Family)	Aeshnidae
Genus	Centaurea	Anax
Species	Centaurea nigra	Anax concolor

Conservation Status

Black Knapweed

NE — Not Evaluated

Blue-spotted Comet Darner

LC — Least Concern

Physical Characteristics

Attribute	Black Knapweed	Blue-spotted Comet Darner
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).

Blue-spotted Comet Darner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Colombia.

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).

Blue-spotted Comet Darner

The Blue-spotted Comet Darner (Anax concolor) is a species in the genus Anax. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.