Common Nut Truffle vs Lapin de Floride

Hymenogaster vulgaris compared with Sylvilagus floridanus

Key Differences

• Common Nut Truffle is Data Deficient while Lapin de Floride is Least Concern.

Taxonomic Classification

Rank	Common Nut Truffle	Lapin de Floride
Kingdom	Fungi (Fungi)	Animalia (animal)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (mammifères)
Order	Agaricales (Gilled Mushrooms)	Lagomorpha (Rabbits & Hares)
Family	Hymenogastraceae	Leporidae (Rabbits & Hares)
Genus	Hymenogaster	Sylvilagus
Species	Hymenogaster vulgaris	Sylvilagus floridanus

Conservation Status

Common Nut Truffle

DD — Data Deficient

Lapin de Floride

LC — Least Concern

Physical Characteristics

Attribute	Common Nut Truffle	Lapin de Floride
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Nut Truffle

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Lapin de Floride

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Europe (10 countries), North America (Cuba, United States), and South America (Colombia, Venezuela).

Common Nut Truffle

<em>Hymenogaster vulgaris</em>, the common nut truffle, is a hypogeous (below-ground) fungus in the family Hymenogastraceae, order Agaricales. This sequestrate species produces enclosed, truffle-like fruiting bodies that mature underground and rely primarily on small mammals and invertebrates for spore dispersal, as the sporocarps never open to release spores aerially. <em>Hymenogaster vulgaris</em> typically forms ectomycorrhizal associations with hardwood tree species, particularly oaks and beeches, in temperate European forests. Its geographic range includes Denmark, Norway, Portugal, Sweden, and the United States, reflecting a somewhat scattered distribution across temperate zones. The species is currently assessed as Data Deficient by the IUCN, indicating that insufficient information exists to evaluate its conservation status, likely because hypogeous fungi are difficult to survey and their population trends are poorly known. Biological traits such as lifespan, body size, and diet remain poorly documented for this species. As an ectomycorrhizal fungus, <em>Hymenogaster vulgaris</em> plays a critical role in facilitating nutrient uptake in host trees and supporting forest health across its temperate range.

Lapin de Floride

Conejo De Florida (Sylvilagus floridanus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇺🇸 United States