Bitter Vetch vs Sweet Pea

Lathyrus linifolius compared with Lathyrus odoratus

Key Differences

• Bitter Vetch is Endangered while Sweet Pea is Not Evaluated.

Taxonomic Classification

Rank	Bitter Vetch	Sweet Pea
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (被子植物門)	Magnoliophyta (被子植物門)
Class same	Magnoliopsida (モクレン綱)	Magnoliopsida (モクレン綱)
Order same	Fabales (マメ目)	Fabales (マメ目)
Family same	Fabaceae	Fabaceae
Genus same	Lathyrus	Lathyrus
Species	Lathyrus linifolius	Lathyrus odoratus

Evolutionary Relationship

Bitter Vetch and Sweet Pea share a common ancestor at the Genus level: Lathyrus.

Conservation Status

Bitter Vetch

EN — Endangered

Sweet Pea

NE — Not Evaluated

Physical Characteristics

Attribute	Bitter Vetch	Sweet Pea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Vetch

Habitat

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

Range

Found across Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Sweet Pea

Habitat

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

Range

Widely distributed across Asia (4 countries), Europe (20 countries), North America (Canada, Dominican Republic, United States), Oceania and the Pacific (Australia), and South America (4 countries).

Bitter Vetch

The Bitter Vetch (Lathyrus linifolius) is a species in the genus Lathyrus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden