Lesser Red-knotgrass vs Striate knotweed

Polygonum arenarium compared with Polygonum achoreum

Taxonomic Classification

Rank	Lesser Red-knotgrass	Striate knotweed
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (พืชใบเลี้ยงคู่)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order same	Caryophyllales (อันดับคาร์เนชัน)	Caryophyllales (อันดับคาร์เนชัน)
Family same	Polygonaceae	Polygonaceae
Genus same	Polygonum	Polygonum
Species	Polygonum arenarium	Polygonum achoreum

Evolutionary Relationship

Lesser Red-knotgrass and Striate knotweed share a common ancestor at the Genus level: Polygonum.

Conservation Status

Lesser Red-knotgrass

NE — Not Evaluated

Striate knotweed

NE — Not Evaluated

Physical Characteristics

Attribute	Lesser Red-knotgrass	Striate knotweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Red-knotgrass

Habitat

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

Range

Found across Europe (11 countries) and North America (United States).

Striate knotweed

Habitat

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

Range

Found across Europe (7 countries) and North America (Canada, United States).

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇳🇱 Netherlands 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States