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Photographic image
Ageratina altissima var. altissima (White Snakeroot), flower, fullOctober 6 2012
Hedborn Jr., Edward A.
Photographic image
Ageratina altissima var. altissima (White Snakeroot), flower, fullOctober 6 2012
Hedborn Jr., Edward A.
Photographic image
Ageratina altissima var. altissima (White Snakeroot), flower, fullSeptember 14 2010
Hedborn Jr., Edward A.
Photographic image
Ageratina altissima var. altissima (White Snakeroot), flower, fullSeptember 14 2010
Hedborn Jr., Edward A.
Photographic image
Ageratina altissima var. altissima (White Snakeroot), flower, fullSeptember 14 2010
Hedborn Jr., Edward A.