Bracted Water-Milfoil vs Variable watermilfoil

Myriophyllum verticillatum compared with Myriophyllum heterophyllum

Key Differences

• Bracted Water-Milfoil is Vulnerable while Variable watermilfoil is Not Evaluated.

Taxonomic Classification

Rank	Bracted Water-Milfoil	Variable watermilfoil
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Saxifragales (Saxifragales)	Saxifragales (Saxifragales)
Family same	Haloragaceae	Haloragaceae
Genus same	Myriophyllum	Myriophyllum
Species	Myriophyllum verticillatum	Myriophyllum heterophyllum

Evolutionary Relationship

Bracted Water-Milfoil and Variable watermilfoil share a common ancestor at the Genus level: Myriophyllum.

Conservation Status

Bracted Water-Milfoil

VU — Vulnerable

Variable watermilfoil

NE — Not Evaluated

Physical Characteristics

Attribute	Bracted Water-Milfoil	Variable watermilfoil
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bracted Water-Milfoil

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Turkey), 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.

Variable watermilfoil

Habitat

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

Range

Found across Europe (10 countries) and North America (Canada, Cuba, United States).

Bracted Water-Milfoil

The Bracted water-milfoil (Myriophyllum verticillatum) is a species in the genus Myriophyllum. It is currently classified as Vulnerable on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇫🇷 France 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States