Blue star vs pygmy arrowhead

Amsonia orientalis compared with Sagittaria pygmaea

Key Differences

• Blue star is Critically Endangered while pygmy arrowhead is Least Concern.

Taxonomic Classification

Rank	Blue star	pygmy arrowhead
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Magnoliopsida (Dicots)	Liliopsida (Monocots)
Order	Gentianales (Gentianales)	Alismatales (Alismatales)
Family	Apocynaceae	Alismataceae
Genus	Amsonia	Sagittaria
Species	Amsonia orientalis	Sagittaria pygmaea

Evolutionary Relationship

Blue star and pygmy arrowhead share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Blue star

CR — Critically Endangered

pygmy arrowhead

LC — Least Concern

Physical Characteristics

Attribute	Blue star	pygmy arrowhead
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.

pygmy arrowhead

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found in Taiwan.

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.