Cryptochloa concinna (Hook. f.) Swallen Cryptochloa concinna (Hook. f.) Swallen in Ann. Missouri Bot. Gard. 29(4): 320. 1942 sec. Dávila & al. 2006≡Olyra concinna Hook. f. in Bot. Mag. 122: t. 7469. 1896 syn. sec. Dávila & al. 2006