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Prenanthes altissima
tall white lettuce Aster Family
Prenanthes altissima Asteraceae
--more--
common names
  tall white lettuce
  tall rattlesnakeroot
accepted scientific name
  Prenanthes altissima L.
rules for finding collection records
  Nabalus altissimus (258)
  Prenanthes altissima (1555)
family name
  Asteraceae
Image Author: ©2010 Louis-M. Landry
Image License: Author's permission
Image Source Image Source
Category: Wildflowers
Flowers: Five petals, Six petals
Petal colors: color color color
Flower size is .5 to .75 inches
Number of ray petals: 5 to 6
Leaf: Alternate
Plant Observed beginning of July thru 1st week of November
Native

How Likely at this Location (41%)
Name Match (100%)
Plant Showiness (45%)
base map where plant found
mag select

Forest
grid lines base