Baytop's Onion vs Rough Stonewort

Allium baytopiorum compared with Chara aspera

Key Differences

• Baytop's Onion is Critically Endangered while Rough Stonewort is Near Threatened.

Taxonomic Classification

Rank	Baytop's Onion	Rough Stonewort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Charophyta (Charophyta)
Class	Liliopsida (Monocots)	Charophyceae (Charophyceae)
Order	Asparagales (Asparagales)	Charales (Charales)
Family	Amaryllidaceae	Characeae
Genus	Allium	Chara
Species	Allium baytopiorum	Chara aspera

Evolutionary Relationship

Baytop's Onion and Rough Stonewort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Baytop's Onion

CR — Critically Endangered

Rough Stonewort

NT — Near Threatened

Physical Characteristics

Attribute	Baytop's Onion	Rough Stonewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Baytop's Onion

Habitat

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

Rough Stonewort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Baytop's Onion

The Baytop's Onion (Allium baytopiorum) is a species in the genus Allium. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.