Blue Bugle vs Rosy Crust

Ajuga genevensis compared with Peniophora incarnata

Key Differences

Blue Bugle is Critically Endangered while Rosy Crust is Least Concern.

Taxonomic Classification

Rank	Blue Bugle	Rosy Crust
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Lamiales (Lamiales)	Russulales (Russulales)
Family	Lamiaceae	Peniophoraceae
Genus	Ajuga	Peniophora
Species	Ajuga genevensis	Peniophora incarnata

Conservation Status

Blue Bugle

CR — Critically Endangered

Rosy Crust

LC — Least Concern

Physical Characteristics

Attribute	Blue Bugle	Rosy Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Bugle

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Uzbekistan), Europe (7 countries), and North America (Canada, United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Rosy Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil).

Blue Bugle

The Blue Bugle (Ajuga genevensis) is a species in the genus Ajuga. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also fo