Blue star vs Longflower evening primrose

Amsonia orientalis compared with Oenothera affinis

Key Differences

• Blue star is Critically Endangered while Longflower evening primrose is Extinct.

Taxonomic Classification

Rank	Blue star	Longflower evening primrose
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Myrtales (Myrtales)
Family	Apocynaceae	Onagraceae
Genus	Amsonia	Oenothera
Species	Amsonia orientalis	Oenothera affinis

Evolutionary Relationship

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

Conservation Status

Blue star

CR — Critically Endangered

Longflower evening primrose

EX — Extinct

Physical Characteristics

Attribute	Blue star	Longflower evening primrose
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.

Longflower evening primrose

Habitat

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

Range

Widely distributed across Africa (South Africa), Europe (6 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Brazil, Chile).

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.