Bartram Shadbush vs Bitter Flax

Amelanchier bartramiana compared with Linum catharticum

Key Differences

• Bartram Shadbush is Least Concern while Bitter Flax is Endangered.

Taxonomic Classification

Rank	Bartram Shadbush	Bitter Flax
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Rosales (Roses & Allies)	Malpighiales (Malpighiales)
Family	Rosaceae (Rose Family)	Linaceae
Genus	Amelanchier	Linum
Species	Amelanchier bartramiana	Linum catharticum

Evolutionary Relationship

Bartram Shadbush and Bitter Flax share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Bartram Shadbush

LC — Least Concern

Bitter Flax

EN — Endangered

Physical Characteristics

Attribute	Bartram Shadbush	Bitter Flax
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bartram Shadbush

Habitat

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

Range

Distributed across Canada, France, and United States.

Bitter Flax

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate grasslands and steppes, among 8 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Argentina, Chile). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bartram Shadbush

The Bartram Shadbush (Amelanchier bartramiana) is a species in the genus Amelanchier. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Bitter Flax

The Bitter Flax (Linum catharticum) is a species in the genus Linum. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate grasslands and steppes, among 8 distinct biome types spanning the Neotropic and Palearctic

Shared Countries

Both species can be found in 2 countries:

🇨🇦 Canada 🇺🇸 United States