Ajuga vs Killarney Featherwort

Ajuga reptans compared with Plagiochila bifaria

Key Differences

• Ajuga is Endangered while Killarney Featherwort is Critically Endangered.

Taxonomic Classification

Rank	Ajuga	Killarney Featherwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Magnoliopsida (Dicots)	Jungermanniopsida (Jungermanniopsida)
Order	Lamiales (Lamiales)	Jungermanniales (Jungermanniales)
Family	Lamiaceae	Plagiochilaceae
Genus	Ajuga	Plagiochila
Species	Ajuga reptans	Plagiochila bifaria

Evolutionary Relationship

Ajuga and Killarney Featherwort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Ajuga

EN — Endangered

Killarney Featherwort

CR — Critically Endangered

Physical Characteristics

Attribute	Ajuga	Killarney Featherwort
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.

Killarney Featherwort

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

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 4 countries:

🇧🇷 Brazil 🇨🇴 Colombia 🇳🇴 Norway 🇵🇹 Portugal