Cirsium provostii var. spinosum Petr. Repertorium Specierum Novarum Regni Vegetabilis 44(1111-1114): 54 1938

Nomenclatural References

• specimen : Type specimen at Edinburgh (E). Maire, Edouard-Ernest: 1187. Barcode: E00383877. Specimen link provided by Royal Botanic Garden Edinburgh.
• specimen : Type specimen at Edinburgh (E). Maire, Edouard-Ernest: 1187. Barcode: E00383878. Specimen link provided by Royal Botanic Garden Edinburgh.
• person : Franz Petrak (1886-1973) Based on occurrence of standard abbreviation 'Petr.' in the authors string.
• database : The Plant List v1.1 record gcc-37443
• database : The Plant List version 1.0, record: gcc-37443