Black-calyx milk vetch vs purple milk-vetch

Astragalus nigrocalycinus compared with Astragalus danicus

Taxonomic Classification

Rank	Black-calyx milk vetch	purple milk-vetch
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (木兰植物门)	Magnoliophyta (木兰植物门)
Class same	Magnoliopsida (木兰纲)	Magnoliopsida (木兰纲)
Order same	Fabales (豆目)	Fabales (豆目)
Family same	Fabaceae	Fabaceae
Genus same	Astragalus	Astragalus
Species	Astragalus nigrocalycinus	Astragalus danicus

Evolutionary Relationship

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

Conservation Status

Black-calyx milk vetch

CR — Critically Endangered

purple milk-vetch

CR — Critically Endangered

Physical Characteristics

Attribute	Black-calyx milk vetch	purple milk-vetch
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.

purple milk-vetch

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.