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Silphium trifoliatum
whorled rosinweed Aster Family
Silphium trifoliatum Asteraceae
--more--
common name
  whorled rosinweed
accepted scientific name
  Silphium trifoliatum L.
rules for finding collection records
  Silphium trifoliatum (628)
family name
  Asteraceae
Image Author: ©2014 Tom Potterfield
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Number of ray petals: 11 to 16
Leaf: Whorled
Plant Observed 3rd week of June thru end of October

How Likely at this Location (23%)
Name Match (100%)
Plant Showiness (45%)
Links to Plant Descriptions
SEINet
USDA PLANTS profile
Lady Bird Johnson
base map where plant found
mag select

Forest
Disturbed
Grassland
Riparian
Meadow
grid lines base