Black-calyx milk vetch vs Gray Slender Milkvetch

Astragalus nigrocalycinus compared with Astragalus tener

Key Differences

• Black-calyx milk vetch is Critically Endangered while Gray Slender Milkvetch is Endangered.

Taxonomic Classification

Rank	Black-calyx milk vetch	Gray Slender Milkvetch
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (被子植物門)	Magnoliophyta (被子植物門)
Class same	Magnoliopsida (モクレン綱)	Magnoliopsida (モクレン綱)
Order same	Fabales (マメ目)	Fabales (マメ目)
Family same	Fabaceae	Fabaceae
Genus same	Astragalus	Astragalus
Species	Astragalus nigrocalycinus	Astragalus tener

Evolutionary Relationship

Black-calyx milk vetch and Gray Slender Milkvetch share a common ancestor at the Genus level: Astragalus.

Conservation Status

Black-calyx milk vetch

CR — Critically Endangered

Gray Slender Milkvetch

EN — Endangered

Physical Characteristics

Attribute	Black-calyx milk vetch	Gray Slender Milkvetch
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-calyx milk vetch

Habitat

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

Gray Slender Milkvetch

Habitat

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

Black-calyx milk vetch

The Black-calyx milk vetch (Astragalus nigrocalycinus) is a species in the genus Astragalus. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.