Brook Thistle vs Field Thistle

Cirsium rivulare compared with Cirsium discolor

Key Differences

• Brook Thistle is Extinct while Field Thistle is Not Evaluated.

Taxonomic Classification

Rank	Brook Thistle	Field Thistle
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (พืชใบเลี้ยงคู่)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order same	Asterales (อันดับทานตะวัน)	Asterales (อันดับทานตะวัน)
Family same	Asteraceae (Daisy Family)	Asteraceae (Daisy Family)
Genus same	Cirsium	Cirsium
Species	Cirsium rivulare	Cirsium discolor

Evolutionary Relationship

Brook Thistle and Field Thistle share a common ancestor at the Genus level: Cirsium.

Conservation Status

Brook Thistle

EX — Extinct

Field Thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Thistle	Field Thistle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Thistle

Habitat

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

Range

Found across Europe (7 countries).

Field Thistle

Habitat

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

Range

Distributed across Canada and United States.

Brook Thistle

The Brook Thistle (Cirsium rivulare) is a species in the genus Cirsium. It is currently classified as Extinct on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.