Grass-Leaf Pondweed vs Lesser Pencil-tailed Tree Mouse

Potamogeton gramineus compared with Chiropodomys pusillus

Key Differences

• Grass-Leaf Pondweed is Endangered while Lesser Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Grass-Leaf Pondweed	Lesser Pencil-tailed Tree Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Alismatales (Alismatales)	Rodentia (Rodents)
Family	Potamogetonaceae	Muridae (Mice & Rats)
Genus	Potamogeton	Chiropodomys
Species	Potamogeton gramineus	Chiropodomys pusillus

Conservation Status

Grass-Leaf Pondweed

EN — Endangered

Lesser Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Grass-Leaf Pondweed	Lesser Pencil-tailed Tree Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grass-Leaf Pondweed

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries) and North America (Canada, United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Lesser Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.