Belly-shaped Hard Grass vs Rock Foam

Aegilops ventricosa compared with Stereocaulon saxatile

Key Differences

• Belly-shaped Hard Grass is Least Concern while Rock Foam is Near Threatened.

Taxonomic Classification

Rank	Belly-shaped Hard Grass	Rock Foam
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Liliopsida (Monocots)	Lecanoromycetes (Lecanoromycetes)
Order	Poales (Grasses)	Lecanorales (Lecanorales)
Family	Poaceae (Grass Family)	Stereocaulaceae
Genus	Aegilops	Stereocaulon
Species	Aegilops ventricosa	Stereocaulon saxatile

Conservation Status

Belly-shaped Hard Grass

LC — Least Concern

Rock Foam

NT — Near Threatened

Physical Characteristics

Attribute	Belly-shaped Hard Grass	Rock Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Belly-shaped Hard Grass

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

Rock Foam

Habitat

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

Range

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

Belly-shaped Hard Grass

The Belly-shaped Hard Grass (Aegilops ventricosa) is a species in the genus Aegilops. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.