Ajuga vs Early Buttercup

Ajuga reptans compared with Ranunculus fascicularis

Key Differences

• Ajuga is Endangered while Early Buttercup is Extinct.

Taxonomic Classification

Rank	Ajuga	Early Buttercup
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Lamiales (Lamiales)	Ranunculales (Ranunculales)
Family	Lamiaceae	Ranunculaceae
Genus	Ajuga	Ranunculus
Species	Ajuga reptans	Ranunculus fascicularis

Evolutionary Relationship

Ajuga and Early Buttercup share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Ajuga

EN — Endangered

Early Buttercup

EX — Extinct

Physical Characteristics

Attribute	Ajuga	Early Buttercup
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.

Early Buttercup

Habitat

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

Range

Distributed across Canada and United States.

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇦 Canada 🇺🇸 United States