Blue star vs Intermediate Periwinkle

Amsonia orientalis compared with Vinca difformis

Key Differences

• Blue star is Critically Endangered while Intermediate Periwinkle is Not Evaluated.

Taxonomic Classification

Rank	Blue star	Intermediate Periwinkle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Gentianales (Gentianales)	Gentianales (Gentianales)
Family same	Apocynaceae	Apocynaceae
Genus	Amsonia	Vinca
Species	Amsonia orientalis	Vinca difformis

Evolutionary Relationship

Blue star and Intermediate Periwinkle share a common ancestor at the Family level: Apocynaceae.

Conservation Status

Blue star

CR — Critically Endangered

Intermediate Periwinkle

NE — Not Evaluated

Physical Characteristics

Attribute	Blue star	Intermediate Periwinkle
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.

Intermediate Periwinkle

Habitat

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

Range

Found across Europe (7 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.