Earth Chestnut vs Marsh Pea

Lathyrus tuberosus compared with Lathyrus palustris

Key Differences

• Earth Chestnut is Least Concern while Marsh Pea is Endangered.

Taxonomic Classification

Rank	Earth Chestnut	Marsh Pea
Kingdom same	Plantae (식물)	Plantae (식물)
Phylum same	Magnoliophyta (피자식물문)	Magnoliophyta (피자식물문)
Class same	Magnoliopsida (목련강)	Magnoliopsida (목련강)
Order same	Fabales (콩목)	Fabales (콩목)
Family same	Fabaceae	Fabaceae
Genus same	Lathyrus	Lathyrus
Species	Lathyrus tuberosus	Lathyrus palustris

Evolutionary Relationship

Earth Chestnut and Marsh Pea share a common ancestor at the Genus level: Lathyrus.

Conservation Status

Earth Chestnut

LC — Least Concern

Marsh Pea

EN — Endangered

Physical Characteristics

Attribute	Earth Chestnut	Marsh Pea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Earth Chestnut

Habitat

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

Range

Found across Europe (21 countries) and North America (Canada, United States).

Marsh Pea

Habitat

Found across multiple habitat types including boreal forests and taiga, Mediterranean forests and woodlands, and deserts and xeric shrublands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Shared Countries

Both species can be found in 8 countries:

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