Cirsium horridulum NRCS.jpg
Robert H. Mohlenbrock. USDA SCS. 1991. Southern wetland flora: Field office guide to plant species. South National Technical Center, Fort Worth. Courtesy of USDA NRCS Wetland Science Institute.
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Cirsium horridulum NRCS, Cirsium horridulum
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Cirsium horridulum NRCS, ''Cirsium horridulum'' Michx. (yellow thistle)
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ホリドゥルム NRCS, ホリドゥルム
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キイロヒメウズムシ
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cirsium