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Helianthus angustifolius
swamp sunflower Aster Family
Helianthus angustifolius Asteraceae
--more--
common names
  swamp sunflower
  swamp sneezeweed
accepted scientific name
  Helianthus angustifolius L.
rules for finding collection records
  Helianthus angustifolius (1069)
family name
  Asteraceae
Image Author: ©2005 Steven J. Baskauf
Image License: CC BY-NC-SA
Image Source Image Source Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is 1. to 2. inches
Number of ray petals: 10 to 20
Leaf: Alternate, Opposite
Plant Observed last week of June thru 3rd week of November

How Likely at this Location (33%)
Name Match (100%)
Plant Showiness (63%)
base map where plant found
mag select

Forest
Disturbed
Grassland
Riparian
Wetland
grid lines base