Cirsium undulatum (Nuttall) Sprengel. Common name: Wavy-leaf Thistle. Phenology: May-Jun (-Oct). Habitat: Dry prairies, pastures, disturbed areas. Distribution: MB west to BC, south to sc. TX, NM, AZ, CA, and Mexico (CHH, COA, DGO, NLE, SON).
Origin/Endemic status: Native
Synonymy ⓘ: = C, FNA19, GrPl, K4, Mex, Mi, NcTx, Ok, POWO, Tx; = Cirsium undulatum (Nutt.) Spreng. var. undulatum — NS; = n/a — Pa; > Cirsium undulatum (Nutt.) Spreng. var. megacephalum (A.Gray) Fernald — F; > Cirsium undulatum (Nutt.) Spreng. var. undulatum — F. Basionym: Carduus undulatus Nutt. 1818
Links to other floras: = Cirsium undulatum - FNA19
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACU
- Eastern Mountains and Piedmont: FAC
- Great Plains: FACU
- Midwest: FACU
- Northcentral & Northeast: FACU
Heliophily ⓘ: 4
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© Aidan Campos source | Original Image ⭷
© Aidan Campos source
© Paul Marcum source
© Aidan Campos source
© Paul Marcum sourceFeedback
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Horticultural Information
No horticultural data found for this taxon.