Black Bent vs Bordered Screw-moss

Agrostis gigantea compared with Tortula marginata

Key Differences

• Black Bent is Least Concern while Bordered Screw-moss is Endangered.

Taxonomic Classification

Rank	Black Bent	Bordered Screw-moss
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Bryophyta
Class	Liliopsida (Monocots)	Bryopsida (Bryopsida)
Order	Poales (Grasses)	Pottiales (Pottiales)
Family	Poaceae (Grass Family)	Pottiaceae
Genus	Agrostis	Tortula
Species	Agrostis gigantea	Tortula marginata

Evolutionary Relationship

Black Bent and Bordered Screw-moss share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Black Bent

LC — Least Concern

Bordered Screw-moss

EN — Endangered

Physical Characteristics

Attribute	Black Bent	Bordered Screw-moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Bent

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (11 countries), North America (4 countries), Oceania and the Pacific (Australia), and South America (5 countries).

Bordered Screw-moss

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Distributed across Belgium, Luxembourg, New Zealand, Norway, and Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Black Bent

The Black Bent (Agrostis gigantea) is a species in the genus Agrostis. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Bordered Screw-moss

The Bordered Screw-moss (Tortula marginata) is a species in the genus Tortula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway