Cirsium caput-medusae Petr. Repert. Spec. Nov. Regni Veg. 9: 166 (1911)

Nomenclatural References

• literature : Petrak, F. (1911). Cirsium Sommieri , eine neue Art aus Türkisch‐Armenien. Repertorium Novarum Specierum Regni Vegetabilis, 9(10–12), 166–169. Portico. https://doi.org/10.1002/fedr.19110091004 DOI link imported from Page, R. (2023). doi:10.5281/zenodo.7974720
• literature : Repert. Spec. Nov. Regni Veg. 9: 166. 1911 BHL link from IPNI metadata.
• person : Franz Petrak (1886-1973) Based on occurrence of standard abbreviation 'Petr.' in the authors string.
• database : IPNI record: 195148-1
• database : The Plant List v1.1 record gcc-23789
• database : The Plant List version 1.0, record: gcc-23789