American Water Plantain vs Polynesian Tree Snail

Alisma subcordatum compared with Samoana attenuata

Key Differences

• American Water Plantain is Least Concern while Polynesian Tree Snail is Critically Endangered.

Taxonomic Classification

Rank	American Water Plantain	Polynesian Tree Snail
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Mollusca (Mollusks)
Class	Liliopsida (Monocots)	Gastropoda (Gastropoda)
Order	Alismatales (Alismatales)	Stylommatophora (Stylommatophora)
Family	Alismataceae	Partulidae
Genus	Alisma	Samoana
Species	Alisma subcordatum	Samoana attenuata

Conservation Status

American Water Plantain

LC — Least Concern

Polynesian Tree Snail

CR — Critically Endangered

Physical Characteristics

Attribute	American Water Plantain	Polynesian Tree Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Water Plantain

Habitat

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

Range

Distributed across Canada and United States.

Polynesian Tree Snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

American Water Plantain

The American Water Plantain (Alisma subcordatum) is a species in the genus Alisma. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.