anat0728
Ageratina altissima (white snakeroot).
anat0756
Ageratina altissima (white snakeroot) root paradermal section illustrating tubular cavity.
anat0757
Ageratina altissima (white snakeroot) root paradermal section closeup illustrating tubular cavity.
anat0767
Ageratina altissima (white snakeroot) stem cross section possibly illustrating tubular cavities.
anat0764
Ageratina altissima (white snakeroot) stem cross section possibly illustrating tubular cavities.
anat0766
Ageratina altissima (white snakeroot) stem cross section possibly illustrating tubular cavities.
anat0742
Ageratina altissima (white snakeroot) stem cross section.
anat0761
Ageratina altissima (white snakeroot) stem cross section possibly illustrating tubular cavities.
anat0763
Ageratina altissima (white snakeroot) stem longisection illustrating tubular cavities.
anat0736
Ageratina altissima (white snakeroot) tubular cavity.
anat0768
Ageratina altissima (white snakeroot) leaf cross section possibly illustrating tubular cavities.
anat0765
Ageratina altissima (white snakeroot) leaf cross section possibly illustrating tubular cavities.
anat0738
Leaf paradermal section along minor veins illustrating tubular cavities in Ageratina altissima (white snakeroot).
anat0755
Ageratina altissima (white snakeroot) leaf paradermal section illustrating tubular cavities.
anat0760
Ageratina altissima (white snakeroot) leaf paradermal section illustrating tubular cavities.
anat0762
Ageratina altissima (white snakeroot) leaf paradermal section illustrating tubular cavities.