Ptilostemon abylensis (Maire) Greuter (original description)
Ptilostemon afer subsp. eburneus Greuter (original description)
Ptilostemon chamaepeuce var. camptolepis (Boiss.) Greuter (original description)
Ptilostemon chamaepeuce var. cyprius Greuter (original description)
Ptilostemon chamaepeuce var. elegans Greuter (original description)
Ptilostemon diacanthus subsp. turcicus Greuter (original description)
Ptilostemon dyricola (Maire) Greuter (original description)
Ptilostemon grandei (Petr.) Greuter (original description)
Ptilostemon leptophyllus (Pau & Font Quer) Greuter (original description)
Ptilostemon pabotii Greuter (original description)
Ptilostemon parisiensis Greuter (original description)
Ptilostemon rhiphaeus (Pau & Font Quer) Greuter (original description)
Ptilostemon rhiphaeus var. tetauensis (Font Quer) Greuter (original description)
Ptilostemon sect. Candollea Greuter (original description)
Ptilostemon sect. Cassinia Greuter (original description)
Ptilostemon sect. Echinocephale Greuter (original description)
Ptilostemon sect. Fontqueria Greuter (original description)
Ptilostemon sect. Leptophyllon Greuter (original description)
Ptilostemon sect. Platyrhaphium Greuter (original description)
Ptilostemon sect. Polyacantha Greuter (original description)
Ptilostemon sect. Pterocaulos Greuter (original description)
Ptilostemon subg. Lamyra (Cass.) Greuter (original description)
Ptilostemon tauricola (Boiss. & Hausskn.) Greuter (original description)