Blue star vs Grayish Button Lichen

Amsonia orientalis compared with Diplotomma alboatrum

Key Differences

• Blue star is Critically Endangered while Grayish Button Lichen is Least Concern.

Taxonomic Classification

Rank	Blue star	Grayish Button Lichen
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Lecanoromycetes (Lecanoromycetes)
Order	Gentianales (Gentianales)	Caliciales (Caliciales)
Family	Apocynaceae	Caliciaceae
Genus	Amsonia	Diplotomma
Species	Amsonia orientalis	Diplotomma alboatrum

Conservation Status

Blue star

CR — Critically Endangered

Grayish Button Lichen

LC — Least Concern

Physical Characteristics

Attribute	Blue star	Grayish Button Lichen
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.

Grayish Button Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

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.