Festuca willdenowiana Schult. & Schult. f. Festuca willdenowiana Schult. & Schult. f., Mant. 3: 650. 1827 sec. Dávila & al. 2018=Festuca guatemalica E.B. Alexeev in Bot. Žhurn. (Moscow & Leningrad) 66: 1498. 1981 syn. sec. Dávila & al. 2006