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Helianthus silphioides
rosinweed sunflower Aster Family
Helianthus silphioides Asteraceae
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common names
  rosinweed sunflower
  Ozark sunflower
accepted scientific name
  Helianthus silphioides Nutt.
rules for finding collection records
  Helianthus silphioides (158)
family name
  Asteraceae
Image Author: Ron Thomas
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is 1.3 to 1.7 inches
Number of ray petals: 8 to 13
Leaf: Opposite, Basal, Simple
Plant Observed last week of July thru 1st week of November

How Likely at this Location (12%)
Name Match (100%)
Plant Showiness (63%)
Links to Plant Photos
Bioimages (18)
Wildflower Lense (15)
Missouri Plants (7)
base map where plant found
mag select

Forest
Disturbed
Native Plant Status
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native Native
native Not Present

grid lines base