Blunt-Leaved Pondweed vs Flat-Stalk Pondweed

Potamogeton obtusifolius compared with Potamogeton friesii

Key Differences

• Blunt-Leaved Pondweed is Least Concern while Flat-Stalk Pondweed is Near Threatened.

Taxonomic Classification

Rank	Blunt-Leaved Pondweed	Flat-Stalk Pondweed
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (被子植物門)	Magnoliophyta (被子植物門)
Class same	Liliopsida (単子葉植物綱)	Liliopsida (単子葉植物綱)
Order same	Alismatales (オモダカ目)	Alismatales (オモダカ目)
Family same	Potamogetonaceae	Potamogetonaceae
Genus same	Potamogeton	Potamogeton
Species	Potamogeton obtusifolius	Potamogeton friesii

Evolutionary Relationship

Blunt-Leaved Pondweed and Flat-Stalk Pondweed share a common ancestor at the Genus level: Potamogeton.

Conservation Status

Blunt-Leaved Pondweed

LC — Least Concern

Flat-Stalk Pondweed

NT — Near Threatened

Physical Characteristics

Attribute	Blunt-Leaved Pondweed	Flat-Stalk Pondweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blunt-Leaved Pondweed

Habitat

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

Range

Found across Europe (6 countries) and North America (Canada, United States).

Flat-Stalk Pondweed

Habitat

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

Range

Found across Europe (5 countries) and North America (Canada, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Blunt-Leaved Pondweed

The Blunt-Leaved Pondweed (Potamogeton obtusifolius) is a species in the genus Potamogeton. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇫🇮 Finland 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States