Arctic marsh sedge vs black-calabash

Carex holostoma compared with Amphitecna latifolia

Key Differences

• Arctic marsh sedge is Vulnerable while black-calabash is Least Concern.

Taxonomic Classification

Rank	Arctic marsh sedge	black-calabash
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Liliopsida (Monocots)	Magnoliopsida (Dicots)
Order	Poales (Grasses)	Lamiales (Lamiales)
Family	Cyperaceae	Bignoniaceae
Genus	Carex	Amphitecna
Species	Carex holostoma	Amphitecna latifolia

Evolutionary Relationship

Arctic marsh sedge and black-calabash share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Arctic marsh sedge

VU — Vulnerable

black-calabash

LC — Least Concern

Physical Characteristics

Attribute	Arctic marsh sedge	black-calabash
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.

black-calabash

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Colombia and Cuba.

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.

black-calabash

The Black-calabash (Amphitecna latifolia) is a species in the genus Amphitecna. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.