Nomenclature: wfo-0000013271

Picris willkommii Syll. Fl. Eur.: 53. 1854–1855
Nomenclatural References
- person : Carl Fredrik Nyman (1820-1893) Based on occurrence of standard abbreviation 'Nyman' in the authors string.
- database : IPNI record: 237954-1
- database : The Plant List v1.1 record gcc-112846
- database : The Plant List version 1.0, record: gcc-112846