Blue star vs Butterweed

Amsonia orientalis compared with Erigeron canadensis

Key Differences

• Blue star is Critically Endangered while Butterweed is Not Evaluated.

Taxonomic Classification

Rank	Blue star	Butterweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Asterales (Daisies & Sunflowers)
Family	Apocynaceae	Asteraceae (Daisy Family)
Genus	Amsonia	Erigeron
Species	Amsonia orientalis	Erigeron canadensis

Evolutionary Relationship

Blue star and Butterweed share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Blue star

CR — Critically Endangered

Butterweed

NE — Not Evaluated

Physical Characteristics

Attribute	Blue star	Butterweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue star

Habitat

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

Butterweed

Habitat

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

Range

Widely distributed across Africa (9 countries), Asia (13 countries), Europe (20 countries), North America (5 countries), Oceania and the Pacific (Fiji, Micronesia, Papua New Guinea), and South America (5 countries).

Blue star

The Blue star (Amsonia orientalis) is a species in the genus Amsonia. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Butterweed

The Butterweed (Erigeron canadensis) is a species in the genus Erigeron. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.