Hieracium praecox subsp. atrichoglaucinum Zahn Syn. Mitteleur. Fl. 12(2): 314 (1931)

Nomenclatural References

• literature : Syn. Mitteleur. Fl. [Ascherson & Graebner] 12(2): 314. 1931 BHL link from IPNI metadata.
• person : Karl Hermann Zahn (1865-1940) Based on occurrence of standard abbreviation 'Zahn' in the authors string.
• database : IPNI record: 77095914-1