Bitter Waxcap vs Limestone Waxcap

Hygrocybe mucronella compared with Hygrocybe calciphila

Key Differences

• Bitter Waxcap is Near Threatened while Limestone Waxcap is Vulnerable.

Taxonomic Classification

Rank	Bitter Waxcap	Limestone Waxcap
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Agaricales (Gilled Mushrooms)	Agaricales (Gilled Mushrooms)
Family same	Hygrophoraceae	Hygrophoraceae
Genus same	Hygrocybe	Hygrocybe
Species	Hygrocybe mucronella	Hygrocybe calciphila

Evolutionary Relationship

Bitter Waxcap and Limestone Waxcap share a common ancestor at the Genus level: Hygrocybe.

Conservation Status

Bitter Waxcap

NT — Near Threatened

Limestone Waxcap

VU — Vulnerable

Physical Characteristics

Attribute	Bitter Waxcap	Limestone Waxcap
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Waxcap

Habitat

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

Range

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

Limestone Waxcap

Habitat

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

Range

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

Bitter Waxcap

The Bitter Waxcap (Hygrocybe mucronella) is a species in the genus Hygrocybe. 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 4 countries:

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