Ajuga vs Caper Spurge

Ajuga reptans compared with Euphorbia lathyris

Key Differences

• Ajuga is Endangered while Caper Spurge is Not Evaluated.

Taxonomic Classification

Rank	Ajuga	Caper Spurge
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	Lamiales (シソ目)	Malpighiales (キントラノオ目)
Family	Lamiaceae	Euphorbiaceae
Genus	Ajuga	Euphorbia
Species	Ajuga reptans	Euphorbia lathyris

Evolutionary Relationship

Ajuga and Caper Spurge share a common ancestor at the Class level: Magnoliopsida. (モクレン綱)

Conservation Status

Ajuga

EN — Endangered

Caper Spurge

NE — Not Evaluated

Physical Characteristics

Attribute	Ajuga	Caper Spurge
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ajuga

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (6 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Brazil, Colombia). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Caper Spurge

Habitat

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

Range

Widely distributed across Asia (Georgia, Japan, Turkey), Europe (22 countries), North America (Canada, Mexico, United States), and South America (4 countries).

Ajuga

The Ajuga (Ajuga reptans) is a species in the genus Ajuga. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 11 distinct biome types. Populations are also found in montane and highland environment.

Caper Spurge

The Caper Spurge (Euphorbia lathyris) is a species in the genus Euphorbia. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 9 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇨🇴 Colombia 🇩🇰 Denmark 🇯🇵 Japan 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇺🇸 United States