As classified in WFO snapshot
June 2023
Warning: older classification
variety
Ligusticum filicinum var. tenuifolium
This variety name was first published in Bull. Torrey Bot. Club 68: 123. 1941
At the time of this classification snapshot, this variety name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0001393715.