Autumn Snowflake vs Dark Gray Boulder Lichen

Acis autumnalis compared with Porpidia cinereoatra

Key Differences

Autumn Snowflake is Least Concern while Dark Gray Boulder Lichen is Near Threatened.

Taxonomic Classification

Rank	Autumn Snowflake	Dark Gray Boulder Lichen
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Liliopsida (Monocots)	Lecanoromycetes (Lecanoromycetes)
Order	Asparagales (Asparagales)	Lecideales (Lecideales)
Family	Amaryllidaceae	Lecideaceae
Genus	Acis	Porpidia
Species	Acis autumnalis	Porpidia cinereoatra

Conservation Status

Autumn Snowflake

LC — Least Concern

Dark Gray Boulder Lichen

NT — Near Threatened

Physical Characteristics

Attribute	Autumn Snowflake	Dark Gray Boulder Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Autumn Snowflake

Habitat

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

Range

Found in Norway.

Dark Gray Boulder Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Autumn Snowflake

The Autumn Snowflake (Acis autumnalis) is a species in the genus Acis. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.