Asteraceae

Flodman's thistle

Cirsium flodmanii Arthur

Family: Asteraceae
Genus: Cirsium

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Flodman's thistle (Cirsium flodmanii) — FlowerPhoto: Jasper Shide, CC0, from iNaturalist

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Common names

By language (1)

English: Flodman's thistle

Synonyms

Carduus flodmanii Rydb.
Carduus oblanceolatus Rydb.
Cirsium flodmanii f. flodmanii
Cirsium flodmanii f. oblanceolatum (Rydb.) D.Löve & J.-P.Bernard
Cirsium nebraskense var. discissum Lunell
Cirsium oblanceolatum K.Schum.

Characteristics

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

Photos

FlowerPhoto: Jasper Shide, CC0, from iNaturalist
FlowerPhoto: John Brew, CC BY 4.0, from iNaturalist
FlowerPhoto: Chris Friesen, CC BY 4.0, from iNaturalist
FlowerPhoto: Mary Krieger, CC BY 4.0, from iNaturalist
Photo: Reuven Martin, CC0, from iNaturalist
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: earl woolsey, CC BY 4.0, from iNaturalist
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Mary Krieger, CC BY 4.0, from iNaturalist
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Mary Krieger, CC BY 4.0, from iNaturalist

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.