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Helianthus nuttallii
Nuttall's sunflower Aster Family
Helianthus nuttallii Asteraceae
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common name
  Nuttall's sunflower
accepted scientific name
  Helianthus nuttallii Torr. & A. Gray
rules for finding collection records
  Helianthus nuttallii (983)
family name
  Asteraceae
Image Author: ©2004 Brent Miller
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is about 2 inches
Number of ray petals: 10 to 21
Leaf: Alternate, Opposite
Plant Observed beginning of June thru 3rd week of October

How Likely at this Location (30%)
Name Match (100%)
Plant Showiness (81%)
Links to Plant Photos
Cal Photos (25)
J. Reveal (4)
East Colorado Wildflowers (4)
Wikimedia Commons (1)
base map where plant found
mag select

Riparian
Wetland
Meadow
Disturbed
grid lines base