SimplePlant

Asteraceae

Rose thistle

Cirsium andersonii Petr.

Family
Asteraceae
Genus
Cirsium

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Rose thistle: Anderson thistle ( Cirsium andersonii ), on the trail between Devil's Postpile and Rainbow Falls, Inyo National Forest , Madera County, California.
Photo: Eric in SF, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (2)
English
Rose thistle
Spanish
Carduus andersonii

Synonyms

  • Cnicus andersonii A.Gray

Characteristics

Growth habit
Forb/herb
Lifespan
Biennial
In the US and Canada
Lower 48 states: native

Photos

More in Cirsium

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.