Crisp Pondweed vs Ogden'S Pondweed

Potamogeton crispus compared with Potamogeton ogdenii

Key Differences

• Crisp Pondweed is Least Concern while Ogden'S Pondweed is Vulnerable.

Taxonomic Classification

Rank	Crisp Pondweed	Ogden'S Pondweed
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (木兰植物门)	Magnoliophyta (木兰植物门)
Class same	Liliopsida (百合纲)	Liliopsida (百合纲)
Order same	Alismatales (泽泻目)	Alismatales (泽泻目)
Family same	Potamogetonaceae	Potamogetonaceae
Genus same	Potamogeton	Potamogeton
Species	Potamogeton crispus	Potamogeton ogdenii

Evolutionary Relationship

Crisp Pondweed and Ogden'S Pondweed share a common ancestor at the Genus level: Potamogeton.

Conservation Status

Crisp Pondweed

LC — Least Concern

Ogden'S Pondweed

VU — Vulnerable

Physical Characteristics

Attribute	Crisp Pondweed	Ogden'S Pondweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crisp Pondweed

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.

Range

Widely distributed across Asia (Georgia, Taiwan), Europe (6 countries), North America (5 countries), Oceania and the Pacific (Fiji, Micronesia, New Zealand), and South America (Colombia).

Ogden'S Pondweed

Habitat

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

Range

Distributed across Canada, Norway, and United States. 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 3 countries:

🇨🇦 Canada 🇳🇴 Norway 🇺🇸 United States