Blue Bugle vs Ridged Tooth

Ajuga genevensis compared with Hydnellum scrobiculatum

Key Differences

Blue Bugle is Critically Endangered while Ridged Tooth is Data Deficient.

Taxonomic Classification

Rank	Blue Bugle	Ridged Tooth
Kingdom	Plantae (plantas)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Lamiales (Lamiales)	Thelephorales (Thelephorales)
Family	Lamiaceae	Bankeraceae
Genus	Ajuga	Hydnellum
Species	Ajuga genevensis	Hydnellum scrobiculatum

Conservation Status

Blue Bugle

CR — Critically Endangered

Ridged Tooth

DD — Data Deficient

Physical Characteristics

Attribute	Blue Bugle	Ridged Tooth
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.

Ridged Tooth

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

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