Blue Bugle vs Waxy Crust

Ajuga genevensis compared with Vuilleminia comedens

Key Differences

• Blue Bugle is Critically Endangered while Waxy Crust is Least Concern.

Taxonomic Classification

Rank	Blue Bugle	Waxy Crust
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Lamiales (Lamiales)	Corticiales (Corticiales)
Family	Lamiaceae	Vuilleminiaceae
Genus	Ajuga	Vuilleminia
Species	Ajuga genevensis	Vuilleminia comedens

Conservation Status

Blue Bugle

CR — Critically Endangered

Waxy Crust

LC — Least Concern

Physical Characteristics

Attribute	Blue Bugle	Waxy 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.

Waxy Crust

Habitat

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

Range

Distributed across Belgium, Brazil, Denmark, Norway, and Sweden.

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

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden