As classified in WFO snapshot
June 2023
Warning: older classification
variety
Hieracium murorum var. knautiifolium
Arv.-Touv.
This variety name was first published in in Ann. Soc. Linn. Lyon, ser. 2, 34: 83. 1888
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .