beaded chestnut vs Narrowleaf knotweed

Agrochola lychnidis compared with Polygonum bellardii

Key Differences

• beaded chestnut is Near Threatened while Narrowleaf knotweed is Not Evaluated.

Taxonomic Classification

Rank	beaded chestnut	Narrowleaf knotweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Lepidoptera (Butterflies & Moths)	Caryophyllales (Caryophyllales)
Family	Noctuidae	Polygonaceae
Genus	Agrochola	Polygonum
Species	Agrochola lychnidis	Polygonum bellardii

Conservation Status

beaded chestnut

NT — Near Threatened

Narrowleaf knotweed

NE — Not Evaluated

Physical Characteristics

Attribute	beaded chestnut	Narrowleaf knotweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

beaded chestnut

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Narrowleaf knotweed

Habitat

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

Range

Widely distributed across Europe (12 countries), North America (United States), and Oceania and the Pacific (Australia).

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden