Altai Onion vs Cotton Thistle

Allium altaicum compared with Onopordum acanthium

Key Differences

• Altai Onion is Near Threatened while Cotton Thistle is Endangered.

Taxonomic Classification

Rank	Altai Onion	Cotton Thistle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Liliopsida (Monocots)	Magnoliopsida (Dicots)
Order	Asparagales (Asparagales)	Asterales (Daisies & Sunflowers)
Family	Amaryllidaceae	Asteraceae (Daisy Family)
Genus	Allium	Onopordum
Species	Allium altaicum	Onopordum acanthium

Evolutionary Relationship

Altai Onion and Cotton Thistle share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Altai Onion

NT — Near Threatened

Cotton Thistle

EN — Endangered

Physical Characteristics

Attribute	Altai Onion	Cotton Thistle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Altai Onion

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Cotton Thistle

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Georgia, India, Japan), Europe (22 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Argentina, Brazil, Chile). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Altai Onion

The Altai Onion (Allium altaicum) is a species in the genus Allium. It is currently classified as Near Threatened on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.