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Ageratina altissima
white snakeroot Aster Family
Ageratina altissima Asteraceae
common name
  white snakeroot
accepted scientific name
  Ageratina altissima (L.) King & H. Rob.
rules for finding collection records
  Ageratina altissima (4432)
  Eupatorium rugosum (1716)
family name
Image Author: ©2013 Per Verdonk
Image License: CC BY-NC
Image Source Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is about 0.5 inches
Number of ray petals: 10 to 30
Leaf: Opposite
Plant Observed 2nd week of July thru 1st week of November

How Likely at this Location (100%)
Name Match (100%)
Plant Showiness (54%)
base map where plant found
mag select

grid lines base