Arctic marsh sedge vs Grizzled Colilargo

Carex holostoma compared with Oligoryzomys griseolus

Key Differences

• Arctic marsh sedge is Vulnerable while Grizzled Colilargo is Least Concern.

Taxonomic Classification

Rank	Arctic marsh sedge	Grizzled Colilargo
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Cyperaceae	Cricetidae
Genus	Carex	Oligoryzomys
Species	Carex holostoma	Oligoryzomys griseolus

Conservation Status

Arctic marsh sedge

VU — Vulnerable

Grizzled Colilargo

LC — Least Concern

Physical Characteristics

Attribute	Arctic marsh sedge	Grizzled Colilargo
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.

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

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.