⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-58556, with some changes.
This name is a synonym of Hieracium × duplex .
The record derives from TICA which reports it as a synonym (record E13A3FB1-A66E-4E8B-AC80-8FAE5474AC58
) with original publication details: "Zahn in Engler, Pflanzenr. 82. 1923." 1284 1923.