Long Mannagrass vs Waxy mannagrass

Glyceria melicaria compared with Glyceria declinata

Key Differences

• Long Mannagrass is Least Concern while Waxy mannagrass is Vulnerable.

Taxonomic Classification

Rank	Long Mannagrass	Waxy mannagrass
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	Poaceae (Grass Family)	Poaceae (Grass Family)
Genus same	Glyceria	Glyceria
Species	Glyceria melicaria	Glyceria declinata

Evolutionary Relationship

Long Mannagrass and Waxy mannagrass share a common ancestor at the Genus level: Glyceria.

Conservation Status

Long Mannagrass

LC — Least Concern

Waxy mannagrass

VU — Vulnerable

Physical Characteristics

Attribute	Long Mannagrass	Waxy mannagrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long Mannagrass

Habitat

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

Range

Distributed across Canada and United States.

Waxy mannagrass

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

Widely distributed across Europe (6 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 2 countries:

🇨🇦 Canada 🇺🇸 United States