Taxonomic status: Unresolved

homotypic synonyms:
Carduus casabonae L.; Cirsium casabonae (L.) DC.; Cnicus casabonae (L.) Roth; Lamyra casabonae (L.) Soják; Ptilostemon casabonae (L.) Greuter;

protologue: Not. Syst. Herb. Inst. Bot. Acad. Sci. URSS xvi. 475 (1954): in obs. ()
URL protologue: https://archive.org/stream/#page//mode/2up

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