Brown flatsedge vs Calamus

Cyperus fuscus compared with Acorus calamus

Key Differences

• Brown flatsedge is Near Threatened while Calamus is Least Concern.

Taxonomic Classification

Rank	Brown flatsedge	Calamus
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Liliopsida (Monocots)	Liliopsida (Monocots)
Order	Poales (Grasses)	Acorales (Acorales)
Family	Cyperaceae	Acoraceae
Genus	Cyperus	Acorus
Species	Cyperus fuscus	Acorus calamus

Evolutionary Relationship

Brown flatsedge and Calamus share a common ancestor at the Class level: Liliopsida. (Monocots)

Conservation Status

Brown flatsedge

NT — Near Threatened

Calamus

LC — Least Concern

Physical Characteristics

Attribute	Brown flatsedge	Calamus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown flatsedge

Habitat

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

Range

Widely distributed across Asia (India), Europe (6 countries), and North America (Canada, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Calamus

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (5 countries), Europe (30 countries), and North America (Canada, United States).

Brown flatsedge

The Brown Flatsedge (Cyperus fuscus) is a species in the genus Cyperus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Calamus

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

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇧🇬 Bulgaria 🇨🇦 Canada 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States