Trisetum virletii E. Fourn. Trisetum virletii E. Fourn., Mexic. Pl. 2: 108. 1886 sec. Dávila & al. 2018=Trisetum bambusiforme E. Fourn., Mexic. Pl. 2: 108. 1886 syn. sec. Dávila & al. 2006