Angelin vs Ray's Knotgrass

Andira inermis compared with Polygonum oxyspermum

Key Differences

• Angelin is Least Concern while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank	Angelin	Ray's Knotgrass
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fabales (Legumes & Allies)	Caryophyllales (Caryophyllales)
Family	Fabaceae	Polygonaceae
Genus	Andira	Polygonum
Species	Andira inermis	Polygonum oxyspermum

Evolutionary Relationship

Angelin and Ray's Knotgrass share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Angelin

LC — Least Concern

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	Angelin	Ray's Knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Angelin

Habitat

Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands, among 4 distinct biome types spanning the Afrotropic and Palearctic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Chad, Guinea), Asia (India, Singapore), North America (Cuba), and South America (Brazil, Colombia).

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.

Angelin

The Angelin (Andira inermis) is a species in the genus Andira. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands, among 4 distinct biome types spanning the Afrotropic and Palearctic and Indom.