Alpine Sulphur-Tresses vs Orange Tooth

Alectoria ochroleuca compared with Hydnellum aurantiacum

Key Differences

• Alpine Sulphur-Tresses is Least Concern while Orange Tooth is Endangered.

Taxonomic Classification

Rank	Alpine Sulphur-Tresses	Orange Tooth
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum	Ascomycota (Sac Fungi)	Basidiomycota (Club Fungi)
Class	Lecanoromycetes (Lecanoromycetes)	Agaricomycetes (Mushrooms)
Order	Lecanorales (Lecanorales)	Thelephorales (Thelephorales)
Family	Parmeliaceae	Bankeraceae
Genus	Alectoria	Hydnellum
Species	Alectoria ochroleuca	Hydnellum aurantiacum

Evolutionary Relationship

Alpine Sulphur-Tresses and Orange Tooth share a common ancestor at the Kingdom level: Fungi. (Fungi)

Conservation Status

Alpine Sulphur-Tresses

LC — Least Concern

Orange Tooth

EN — Endangered

Physical Characteristics

Attribute	Alpine Sulphur-Tresses	Orange Tooth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Sulphur-Tresses

Habitat

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

Range

Distributed across Colombia, Norway, Sweden, and United States.

Orange Tooth

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alpine Sulphur-Tresses

The Alpine Sulphur-Tresses (Alectoria ochroleuca) is a species in the genus Alectoria. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region. Distributed across Colombia, Norway, Sweden, and United States.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States