Catapodium rigidum (L.) C.E. Hubb., Fl. Bedford.: 437. 1953 sec. Dávila & al. 2018
- ≡Poa rigida L., Fl. Angl.: 10. 1754 syn. sec. Dávila & al. 2006
- =Sclerochloa rigida (L.) Link, Enum. Hort. Berol. Alt. 1: 90. 1821 syn. sec. Dávila & al. 2006
- =Glyceria rigida (L.) Sm., Engl. Fl. 1: 119. 1824 syn. sec. Dávila & al. 2006
- =Festuca rigida (L.) Raspail in Ann. Sci. Nat., Bot. sér. 5: 445. 1825 syn. sec. Dávila & al. 2006
- =Scleropoa rigida (L.) Griseb., Spic. Fl. Rumel. 2: 431. 1844 syn. sec. Dávila & al. 2006
- =Synaphe rigida (L.) Dulac, Fl. Hautes-Pyrénées: 90. 1867 syn. sec. Dávila & al. 2006
- =Desmazeria rigida (L.) Tutin, Fl. Brit. Isles: 1434. 1952 syn. sec. Dávila & al. 2006