Nomenclature: wfo-0000100175
Hieracium nigrescens subsp. pseudofritzei Zahn, in Engler, Pflanzenr. 77. 1921. 649 1921
Nomenclatural References
- person : Karl Hermann Zahn (1865-1940) Based on occurrence of standard abbreviation 'Zahn' in the authors string.
- person : Robert von Albkron Benz (1863-1921) Based on occurrence of standard abbreviation 'Benz' in the authors string.
- database : The Plant List v1.1 record gcc-57002
- database : The Plant List version 1.0, record: gcc-57002