American marten vs Ray's Knotgrass

Martes americana compared with Polygonum oxyspermum

Key Differences

• American marten is Least Concern while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank	American marten	Ray's Knotgrass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Carnivora (Carnivorans)	Caryophyllales (Caryophyllales)
Family	Mustelidae (Weasels & Otters)	Polygonaceae
Genus	Martes	Polygonum
Species	Martes americana	Polygonum oxyspermum

Conservation Status

American marten

LC — Least Concern

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	American marten	Ray's Knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American marten

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Ray's Knotgrass

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

American marten

The American marten (Martes americana) is a species in the genus Martes. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.