Blue star vs Red valerian

Amsonia orientalis compared with Centranthus ruber

Key Differences

• Blue star is Critically Endangered while Red valerian is Near Threatened.

Taxonomic Classification

Rank	Blue star	Red valerian
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Dipsacales (Dipsacales)
Family	Apocynaceae	Caprifoliaceae
Genus	Amsonia	Centranthus
Species	Amsonia orientalis	Centranthus ruber

Evolutionary Relationship

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

Conservation Status

Blue star

CR — Critically Endangered

Red valerian

NT — Near Threatened

Physical Characteristics

Attribute	Blue star	Red valerian
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.

Red valerian

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Widely distributed across Africa (South Africa), Asia (Cyprus), Europe (20 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.