Cirsium clavatum var. osterhoutii (Rydb.) D.J.Keil Sida 21(1): 212 (2004)

Nomenclatural References

• literature : Sida 21(1): 212 (-213). 2004 [20 Aug 2004] BHL link from IPNI metadata.
• person : David John Keil (b.1946) Based on occurrence of standard abbreviation 'D.J.Keil' in the authors string.
• person : Per Axel Rydberg (1860-1931) Based on occurrence of standard abbreviation 'Rydb.' in the authors string.
• database : IPNI record: 60436277-2
• database : The Plant List v1.1 record gcc-69211
• database : The Plant List version 1.0, record: gcc-69211