Hare's-tail vs Ray's Knotgrass

Lagurus ovatus compared with Polygonum oxyspermum

Key Differences

• Hare's-tail is Not Evaluated while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank	Hare's-tail	Ray's Knotgrass
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Magnoliophyta (被子植物門)
Class	Mammalia (哺乳類)	Magnoliopsida (モクレン綱)
Order	Rodentia (ネズミ目)	Caryophyllales (ナデシコ目)
Family	Cricetidae	Polygonaceae
Genus	Lagurus	Polygonum
Species	Lagurus ovatus	Polygonum oxyspermum

Conservation Status

Hare's-tail

NE — Not Evaluated

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	Hare's-tail	Ray's Knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hare's-tail

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (13 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Brazil, Chile, Ecuador).

Ray's Knotgrass

Habitat

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

Range

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

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden