Convergent Stonewort vs Rough Stonewort

Chara connivens compared with Chara aspera

Taxonomic Classification

Rank	Convergent Stonewort	Rough Stonewort
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Charophyta (Charophyta)	Charophyta (Charophyta)
Class same	Charophyceae (Charophyceae)	Charophyceae (Charophyceae)
Order same	Charales (Charales)	Charales (Charales)
Family same	Characeae	Characeae
Genus same	Chara	Chara
Species	Chara connivens	Chara aspera

Evolutionary Relationship

Convergent Stonewort and Rough Stonewort share a common ancestor at the Genus level: Chara.

Conservation Status

Convergent Stonewort

NT — Near Threatened

Rough Stonewort

NT — Near Threatened

Physical Characteristics

Attribute	Convergent Stonewort	Rough Stonewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Convergent Stonewort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (9 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden