Synonyms
Thaspium barbinode var. garmanii J.M.Coult. & Rose
Thaspium barbinode var. angustifolium J.M.Coult. & Rose
Smyrnium barbinode (Michx.) Muhl. ex Pursh
Thaspium barbinode var. pinnatifidum J.M.Coult. & Rose
Ligusticum barbinode Michx.
Thaspium chapmanii (J.M.Coult. & Rose) Small