Bad-smelling Alkanet vs Silversheath knotweed

Alkanna maleolens compared with Polygonum argyrocoleum

Key Differences

• Bad-smelling Alkanet is Critically Endangered while Silversheath knotweed is Not Evaluated.

Taxonomic Classification

Rank	Bad-smelling Alkanet	Silversheath knotweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Boraginales (Boraginales)	Caryophyllales (Caryophyllales)
Family	Boraginaceae	Polygonaceae
Genus	Alkanna	Polygonum
Species	Alkanna maleolens	Polygonum argyrocoleum

Evolutionary Relationship

Bad-smelling Alkanet and Silversheath knotweed share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Bad-smelling Alkanet

CR — Critically Endangered

Silversheath knotweed

NE — Not Evaluated

Physical Characteristics

Attribute	Bad-smelling Alkanet	Silversheath knotweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bad-smelling Alkanet

Habitat

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

Silversheath knotweed

Habitat

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

Range

Widely distributed across Asia (Qatar), Europe (7 countries), and North America (United States).

Bad-smelling Alkanet

The Bad-smelling Alkanet (Alkanna maleolens) is a species in the genus Alkanna. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.