Eryngium aquaticum.jpg
Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 2: 622. Courtesy of Kentucky Native Plant Society. Scanned by Omnitek Inc.
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Eryngium aquaticum, Eryngium aquaticum - botanical illustrations
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Eryngium aquaticum, ''[[Eryngium aquaticum]]''
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水産エリンギウム、水産エリンギウム - 植物図
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イワナ
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eryngo eryngium