Ptilostemon is a genus of plants in the thistle tribe within the sunflower family. Species 1. \n* Ptilostemon ×grandei 2. \n* Ptilostemon abylensis - Morocco 3. \n* Ptilostemon afer - Turkey, Balkan Peninsula 4. \n* Ptilostemon casabonae - France, Italy 5. \n* Ptilostemon chamaepeuce - eastern Mediterranean 6. \n* Ptilostemon diacantha - Turkey, Syria, Lebanon 7. \n* Ptilostemon dyricola - Morocco 8. \n* Ptilostemon echinocephalus - Crimea, Turkey, Republic of Georgia 9. \n* Ptilostemon gnaphaloides - France, Italy, Greece, Turkey, Libya 10. \n* Ptilostemon greuteri Raimondo, F. M. & Domina, G. - Sicily 11. \n* Ptilostemon hispanicus - Spain 12. \n* Ptilostemon karateginii - Afghanistan 13. \n* Ptilostemon leptophyllus - Morocco 14. \n* Ptilostemon niveus - Italy 15. \n* Pti