Silphium pinnatifidum
Family: Asteraceae
Common name: cutleaf praire dock
Synonym(s): tansy rosinweed,Silphium terebinthinaceum var. pinnatifidum
View images, U.S. range map, and classification at PLANTS.USDA.GOV
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View Images and TN range map (if available) at University of TN Herbarium (TENN) Vascular Plants Database
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