Ichnanthus pallens (Sw.) Munro ex Benth. var. pallens, Fl. Hongk.: 414. 1861 sec. Dávila & al. 2018
- =Panicum pallens Sw., Prodr.: 23. 1788 syn. sec. Dávila & al. 2006
- =Panicum axillare Nees, Fl. Bras. Enum. Pl. 2(1): 141-142. 1829 syn. sec. Dávila & al. 2006
- =Panicum pallens var. swartzii Nees, Fl. Bras. Enum. Pl. 2(1): 137. 1829 syn. sec. Dávila & al. 2006
- =Panicum agrostideum Salzm. ex Steud., Nomencl. Bot. 2: 252. 1840 syn. sec. Dávila & al. 2006
- =Panicum pallens var. angustifolium Rupr. in Bull. Acad. Roy. Sci. Bruxelles 9(2): 8. 1842 syn. sec. Dávila & al. 2006
- =Panicum hemignostum Steud., Syn. Pl. Glumac. 1: 77. 1853 syn. sec. Dávila & al. 2006
- =Ichnanthus mexicanus E. Fourn., Mexic. Pl. 2: 34. 1886 syn. sec. Dávila & al. 2006
- =Panicum schlechtendalii E. Fourn., Mexic. Pl. 2: 30. 1886 syn. sec. Dávila & al. 2006
- =Panicum schlechtendalii var. monstrosum E. Fourn., Mexic. Pl. 2: 31. 1886 syn. sec. Dávila & al. 2006
- =Ichnanthus pallens f. monstrosa Donn. Sm., Enum. Pl. Guatem. 7: 58. 1905 syn. sec. Dávila & al. 2006
- =Ichnanthus axillaris (Nees) Hitchc. & Chase in Contr. U.S. Natl. Herb. 18(7): 334. 1917 syn. sec. Dávila & al. 2006
- =Ichnanthus scaberrimus Swallen in Contr. U.S. Natl. Herb. 29(9): 424. 1950 syn. sec. Dávila & al. 2006
- =Ichnanthus brevivaginatus Swallen in Phytologia 4(7): 425. 1953 syn. sec. Dávila & al. 2006
- =Ichnanthus latifolius K.E. Rogers in Phytologia 22(2): 99. 1971 syn. sec. Dávila & al. 2006
- =Ichnanthus parodii K.E. Rogers in Phytologia 22(2): 101. 1971 syn. sec. Dávila & al. 2006
- =Ichnanthus areolatus K.E. Rogers in Phytologia 24(5): 407. 1972 syn. sec. Dávila & al. 2006
- =Ichnanthus confertus K.E. Rogers in Phytologia 24(5): 411. 1972 syn. sec. Dávila & al. 2006
- =Ichnanthus hitchcockii K.E. Rogers in Phytologia 24(5): 414. 1972 syn. sec. Dávila & al. 2006
- =Ichnanthus papillatus K.E. Rogers in Phytologia 26(2): 59. 1973 syn. sec. Dávila & al. 2006
- =Ichnanthus tipuaniensis K.E. Rogers in Phytologia 26(2): 65. 1973 syn. sec. Dávila & al. 2006
- =Ichnanthus pallens f. monstrosus (E. Fourn.) Beetle in Phytologia 54(1): 2. 1983 syn. sec. Dávila & al. 2006