Cephalaria rigida (L.) Schrad. Index Seminum (GOET, Gottingensis) 1814: 2 (1814)

Nomenclatural References

• literature : Syst. Veg., ed. 15 bis [Roemer & Schultes] 3: 44. 1818 [Apr-Jul 1818] BHL link from IPNI metadata.
• person : Carl Linnaeus (1707-1778) Based on occurrence of standard abbreviation 'L.' in the authors string.
• person : Heinrich Schrader (1767-1836) Based on occurrence of standard abbreviation 'Schrad.' in the authors string.
• database : IPNI record: 319169-1
• database : The Plant List v1.1 record kew-2709412
• database : The Plant List version 1.0, record: kew-2709412