| Picnomon acarna |
| Authority | : | (L.) Cass. 1826 |
| Synonyms | : | Carduus acarna Linnaeus, 1753 |
| English | : | soldier thistle |
| Deutsch | : | gemeine Stacheldistel, Sperrdistel |
| Français | : | chardon acanthin, cirse acarna |
| Italiano | : | cardo acantino, cardo spino-bianco |
| Español | : | azotacristo, cabeza de pollo, espino de cazar pájaros, cardo cuco, cardo borriquero, cardo santo |
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| Mistras (Ioannina), Greece; 12 July 2020. | ||