American Tearthumb vs Wasserknöterich

Persicaria sagittata compared with Persicaria amphibia

Taxonomic Classification

Rank	American Tearthumb	Wasserknöterich
Kingdom same	Plantae (Pflanzen)	Plantae (Pflanzen)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Caryophyllales (Nelkenartige)	Caryophyllales (Nelkenartige)
Family same	Polygonaceae	Polygonaceae
Genus same	Persicaria	Persicaria
Species	Persicaria sagittata	Persicaria amphibia

Evolutionary Relationship

American Tearthumb and Wasserknöterich share a common ancestor at the Genus level: Persicaria.

Conservation Status

American Tearthumb

LC — Least Concern

Wasserknöterich

LC — Least Concern

Physical Characteristics

Attribute	American Tearthumb	Wasserknöterich
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Tearthumb

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (Canada, United States).

Wasserknöterich

Habitat

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

Range

Found across Europe (8 countries) and North America (Mexico, United States).

American Tearthumb

The American Tearthumb (Persicaria sagittata) is a species in the genus Persicaria. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Wasserknöterich

The Amphibious Bistort (Persicaria amphibia) is a species in the genus Persicaria. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇫🇷 France 🇺🇸 United States