Blue star vs Water ragwort

Amsonia orientalis compared with Jacobaea aquatica

Key Differences

• Blue star is Critically Endangered while Water ragwort is Vulnerable.

Taxonomic Classification

Rank	Blue star	Water ragwort
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	Jacobaea
Species	Amsonia orientalis	Jacobaea aquatica

Evolutionary Relationship

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

Conservation Status

Blue star

CR — Critically Endangered

Water ragwort

VU — Vulnerable

Physical Characteristics

Attribute	Blue star	Water ragwort
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.

Water ragwort

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.