Hieracium umbelliferum subsp. sabinifolium Zahn Allg. Bot. Z. Syst. 7: 114 (1901)

Nomenclatural References

• literature : Allg. Bot. Z. Syst. 7: 114. 1901 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: 77089531-1