Bitter Tooth vs Ridged Tooth

Hydnellum scabrosum compared with Hydnellum scrobiculatum

Key Differences

• Bitter Tooth is Near Threatened while Ridged Tooth is Data Deficient.

Taxonomic Classification

Rank	Bitter Tooth	Ridged Tooth
Kingdom same	Fungi (เห็ดรา)	Fungi (เห็ดรา)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Thelephorales (Thelephorales)	Thelephorales (Thelephorales)
Family same	Bankeraceae	Bankeraceae
Genus same	Hydnellum	Hydnellum
Species	Hydnellum scabrosum	Hydnellum scrobiculatum

Evolutionary Relationship

Bitter Tooth and Ridged Tooth share a common ancestor at the Genus level: Hydnellum.

Conservation Status

Bitter Tooth

NT — Near Threatened

Ridged Tooth

DD — Data Deficient

Physical Characteristics

Attribute	Bitter Tooth	Ridged Tooth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Tooth

Habitat

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

Range

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

Ridged Tooth

Habitat

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

Range

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

Bitter Tooth

The Bitter Tooth (Hydnellum scabrosum) is a species in the genus Hydnellum. It is currently classified as Near Threatened on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden