Lasiacis rugelii (Griseb.) Hitchc. Lasiacis rugelii (Griseb.) Hitchc. in Bot. Gaz. 51: 302. 1911 sec. Dávila & al. 2018≡Panicum rugelii Griseb., Cat. Pl. Cub.: 233. 1866 syn. sec. Dávila & al. 2006