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Whorled Rosinweed (Silphium trifoliatum)
More photos of this flower
  • Whorled Rosinweed (Silphium trifoliatum), leaf
  • Whorled Rosinweed (Silphium trifoliatum), flower
  • Whorled Rosinweed (Silphium trifoliatum), flower
  • Whorled Rosinweed (Silphium trifoliatum), leaf
  • Whorled Rosinweed (Silphium trifoliatum), tech
  • Whorled Rosinweed (Silphium trifoliatum), tech

Image ID: yrt143

Whorled Rosinweed (Silphium trifoliatum)


Family: Asteraceae (Sunflower)
Height: 3 to 9 ft.
Blooms: July to September
Leaf Type: smooth
Bloom Size:  2 in. (typical)
Flower Description: Individual flowers, Regular blooms, 10 or more parts
Location: Youghiogheny River Trail
Date:  7/27/2003
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Whorled Rosinweed may be easily confused with: