Annual Willowherb vs square-stemmed willowherb

Epilobium brachycarpum compared with Epilobium tetragonum

Key Differences

• Annual Willowherb is Not Evaluated while square-stemmed willowherb is Least Concern.

Taxonomic Classification

Rank	Annual Willowherb	square-stemmed willowherb
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Myrtales (Myrtales)	Myrtales (Myrtales)
Family same	Onagraceae	Onagraceae
Genus same	Epilobium	Epilobium
Species	Epilobium brachycarpum	Epilobium tetragonum

Evolutionary Relationship

Annual Willowherb and square-stemmed willowherb share a common ancestor at the Genus level: Epilobium.

Conservation Status

Annual Willowherb

NE — Not Evaluated

square-stemmed willowherb

LC — Least Concern

Physical Characteristics

Attribute	Annual Willowherb	square-stemmed willowherb
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Annual Willowherb

Habitat

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

Range

Widely distributed across Europe (8 countries), North America (Canada, United States), and South America (Argentina, Chile).

square-stemmed willowherb

Habitat

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

Range

Widely distributed across Europe (8 countries), North America (Canada), and Oceania and the Pacific (Australia).

Annual Willowherb

The Annual Willowherb (Epilobium brachycarpum) is a species in the genus Epilobium. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇵🇹 Portugal 🇸🇪 Sweden