⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-115704, with some changes.
This name is a synonym of Hieracium laevigatum subsp. retardatum .
The record derives from TICA which reports it as a synonym (record A6AF677C-C008-4417-8F1F-BCCCFC32DB23
) with original publication details: "Prain, Index Kew., Suppl. 4. 1913." 119 1913.