Adder's-tongue Spearwort vs Blister Flower

Ranunculus ophioglossifolius compared with Ranunculus bulbosus

Key Differences

• Adder's-tongue Spearwort is Endangered while Blister Flower is Vulnerable.

Taxonomic Classification

Rank	Adder's-tongue Spearwort	Blister Flower
Kingdom same	Plantae (plantas)	Plantae (plantas)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Ranunculales (Ranunculales)	Ranunculales (Ranunculales)
Family same	Ranunculaceae	Ranunculaceae
Genus same	Ranunculus	Ranunculus
Species	Ranunculus ophioglossifolius	Ranunculus bulbosus

Evolutionary Relationship

Adder's-tongue Spearwort and Blister Flower share a common ancestor at the Genus level: Ranunculus.

Conservation Status

Adder's-tongue Spearwort

EN — Endangered

Blister Flower

VU — Vulnerable

Physical Characteristics

Attribute	Adder's-tongue Spearwort	Blister Flower
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder's-tongue Spearwort

Habitat

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

Range

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

Blister Flower

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests spanning the Indomalayan and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan), Europe (6 countries), and North America (Canada, United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Adder's-tongue Spearwort

The Adder's-tongue Spearwort (Ranunculus ophioglossifolius) is a species in the genus Ranunculus. It is currently classified as Endangered on the IUCN Red List. This species inhabits Typically found in diverse terrestrial habitats from tropical forests to temperate regions, found across Australia, Norway, Portugal, and Sweden.

Blister Flower

The Blister Flower (Ranunculus bulbosus) is a species in the genus Ranunculus. It is currently classified as Vulnerable on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests spanning the Indomalayan and Oceanian and Palearctic realms. Populations

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden