Lolium perenne L., Sp. Pl. 1: 83. 1753 sec. Dávila & al. 2018
- =Lolium tenue L., Sp. Pl., ed. 2: 122. 1762 syn. sec. Dávila & al. 2006
- =Lolium perenne var. tenue (L.) Huds., Fl. Angl. (ed. 2) 1: 55. 1778 syn. sec. Dávila & al. 2006
- =Lolium perenne var. compressum Sibth., Fl. Oxon.: 50. 1794 syn. sec. Dávila & al. 2006
- =Lolium perenne var. cristatum Pers., Syn. Pl. 1: 110. 1805 syn. sec. Dávila & al. 2006
- =Lolium latum Roth ex Steud., Nomencl. Bot.: 492. 1821 syn. sec. Dávila & al. 2006
- =Lolium brasilianum Nees, Fl. Bras. Enum. Pl.: 443. 1829 syn. sec. Dávila & al. 2006
- =Lolium canadense Bernh. ex Rouville, Monogr. Lolium: 27. 1853 syn. sec. Dávila & al. 2006
- =Lolium montevidense Rouville, Monogr. Lolium: 18, 33. 1853 syn. sec. Dávila & al. 2006
- =Lolium marschallii Steven in Bull. Soc. Imp. Naturalistes Moscou 30: 103. 1857 syn. sec. Dávila & al. 2006
- =Lolium multiflorum var. ramosum Guss., Comp. Fl. Ital.: 799. 1882 syn. sec. Dávila & al. 2006
- =Lolium perenne var. pacyi Sturtev. in New York Bot. Gard. Annual Rep. 1882(1): 77. 1883 syn. sec. Dávila & al. 2006
- =Lolium perenne var. brasilianum (Nees) Kuntze, Revis. Gen. Pl. 3(2): 355. 1898 syn. sec. Dávila & al. 2006
- =Festuca perennis (L.) Columbus & J.P. Sm. in Aliso 28: 65-66. 2010 syn. sec. ???