Alpine Thread-Leaved Pondweed vs Bloodwort

Stuckenia filiformis compared with Achillea millefolium

Taxonomic Classification

Rank	Alpine Thread-Leaved Pondweed	Bloodwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Liliopsida (Monocots)	Magnoliopsida (Dicots)
Order	Alismatales (Alismatales)	Asterales (Daisies & Sunflowers)
Family	Potamogetonaceae	Asteraceae (Daisy Family)
Genus	Stuckenia	Achillea
Species	Stuckenia filiformis	Achillea millefolium

Evolutionary Relationship

Alpine Thread-Leaved Pondweed and Bloodwort share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Alpine Thread-Leaved Pondweed

LC — Least Concern

Bloodwort

LC — Least Concern

Physical Characteristics

Attribute	Alpine Thread-Leaved Pondweed	Bloodwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Thread-Leaved Pondweed

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Europe (4 countries), North America (Canada, United States), and South America (Brazil).

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).

Alpine Thread-Leaved Pondweed

The Alpine Thread-Leaved Pondweed (Stuckenia filiformis) is a species in the genus Stuckenia. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes. Widely distributed across Europe (4 countries), North America (Canada, United States), and South America (Brazil).

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 7 countries:

🇧🇷 Brazil 🇨🇦 Canada 🇩🇰 Denmark 🇮🇸 Iceland 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States