Italian plumeless thistle vs slender thistle

Carduus pycnocephalus compared with Carduus tenuiflorus

Key Differences

• Italian plumeless thistle is Not Evaluated while slender thistle is Near Threatened.

Taxonomic Classification

Rank	Italian plumeless thistle	slender thistle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Asterales (Daisies & Sunflowers)	Asterales (Daisies & Sunflowers)
Family same	Asteraceae (Daisy Family)	Asteraceae (Daisy Family)
Genus same	Carduus	Carduus
Species	Carduus pycnocephalus	Carduus tenuiflorus

Evolutionary Relationship

Italian plumeless thistle and slender thistle share a common ancestor at the Genus level: Carduus.

Conservation Status

Italian plumeless thistle

NE — Not Evaluated

slender thistle

NT — Near Threatened

Physical Characteristics

Attribute	Italian plumeless thistle	slender thistle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Italian plumeless thistle

Habitat

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

Range

Widely distributed across Asia (Japan), Europe (10 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile).

slender thistle

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 11 countries:

🇦🇷 Argentina 🇦🇺 Australia 🇧🇪 Belgium 🇧🇷 Brazil 🇨🇱 Chile 🇩🇰 Denmark 🇯🇵 Japan 🇵🇱 Poland 🇵🇹 Portugal 🇸🇪 Sweden 🇺🇸 United States