Autumn Snowflake vs Smooth Shadow Lichen

Acis autumnalis compared with Phaeophyscia ciliata

Key Differences

Autumn Snowflake is Least Concern while Smooth Shadow Lichen is Data Deficient.

Taxonomic Classification

Rank	Autumn Snowflake	Smooth Shadow Lichen
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Liliopsida (Monocots)	Lecanoromycetes (Lecanoromycetes)
Order	Asparagales (Asparagales)	Caliciales (Caliciales)
Family	Amaryllidaceae	Physciaceae
Genus	Acis	Phaeophyscia
Species	Acis autumnalis	Phaeophyscia ciliata

Conservation Status

Autumn Snowflake

LC — Least Concern

Smooth Shadow Lichen

DD — Data Deficient

Physical Characteristics

Attribute	Autumn Snowflake	Smooth Shadow 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.

Smooth Shadow Lichen

Habitat

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

Range

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

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.