Arctic marsh sedge vs three-nerved sedge

Carex holostoma compared with Carex trinervis

Key Differences

• Arctic marsh sedge is Vulnerable while three-nerved sedge is Near Threatened.

Taxonomic Classification

Rank	Arctic marsh sedge	three-nerved sedge
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Liliopsida (Monocots)	Liliopsida (Monocots)
Order same	Poales (Grasses)	Poales (Grasses)
Family same	Cyperaceae	Cyperaceae
Genus same	Carex	Carex
Species	Carex holostoma	Carex trinervis

Evolutionary Relationship

Arctic marsh sedge and three-nerved sedge share a common ancestor at the Genus level: Carex.

Conservation Status

Arctic marsh sedge

VU — Vulnerable

three-nerved sedge

NT — Near Threatened

Physical Characteristics

Attribute	Arctic marsh sedge	three-nerved sedge
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic marsh sedge

Habitat

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

Range

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

three-nerved sedge

Habitat

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

Range

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

Arctic marsh sedge

The Arctic marsh sedge (Carex holostoma) is a species in the genus Carex. It is currently classified as Vulnerable on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden