Bladder Fern vs Bloodwort

Cystopteris fragilis compared with Achillea millefolium

Key Differences

• Bladder Fern is Not Evaluated while Bloodwort is Least Concern.

Taxonomic Classification

Rank	Bladder Fern	Bloodwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Tracheophyta	Magnoliophyta (Flowering Plants)
Class	Polypodiopsida (Polypodiopsida)	Magnoliopsida (Dicots)
Order	Polypodiales (Polypodiales)	Asterales (Daisies & Sunflowers)
Family	Cystopteridaceae	Asteraceae (Daisy Family)
Genus	Cystopteris	Achillea
Species	Cystopteris fragilis	Achillea millefolium

Evolutionary Relationship

Bladder Fern and Bloodwort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Bladder Fern

NE — Not Evaluated

Bloodwort

LC — Least Concern

Physical Characteristics

Attribute	Bladder Fern	Bloodwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bladder Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (Canada, United States), and South America (Colombia).

Bloodwort

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and flooded grasslands and savannas, among 11 distinct biome types spanning the Indomalayan and Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (4 countries), Europe (10 countries), North America (5 countries), Oceania and the Pacific (Australia), and South America (4 countries).

Bladder Fern

The Bladder Fern (Cystopteris fragilis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Bloodwort

The Bloodwort (Achillea millefolium) is a species in the genus Achillea. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and flooded grasslands and savannas, among 11 distinct biome types spanning the Indomalayan and Neotropic and Palearctic real

Shared Countries

Both species can be found in 10 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇨🇴 Colombia 🇩🇰 Denmark 🇫🇷 France 🇮🇸 Iceland 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States