| Cheilanthes longipila var. longipila Baker, 1891 |
| Cheilanthes lozanoi (Maxon) R.M. Tryon & A.F. Tryon, 1981 |
| Cheilanthes lozanoi var. lozanoi (Maxon) R.M. Tryon & A.F. Tryon, 1981 |
| Cheilanthes lozanoi var. seemannii (Hook.) Mickel & Beitel, 1988 |
| Cheilanthes marginata Kunth, 1815 |
| Cheilanthes marsupianthes (Fée) T. Reeves ex Mickel & A.R. Sm., 2004 |
| Cheilanthes maxoniana Mickel, 2004 |
| Cheilanthes meifolia D.C. Eaton, 1883 |
| Cheilanthes membranacea (Davenp.) Maxon, 1918 |
| Cheilanthes mexicana Davenp., 1881 |
| Cheilanthes mickelii T. Reeves, 1980 |
| Cheilanthes micromera Link, 1833 |
| Cheilanthes microphylla (Sw.) Sw., 1806 |
| Cheilanthes microphylla var. fimbriata A.R. Sm., 1980 |
| Cheilanthes minor M. Martens & Galeotti, 1842 |
| Cheilanthes moncloviensis Baker, 1891 |
| Cheilanthes myriophylla Desv., 1811 |
| Cheilanthes neglecta Maxon & Mickel, 1979 |
| Cheilanthes newberryi (D.C. Eaton) Domin, 1915 |
| Cheilanthes notholaenoides (Desv.) Maxon ex Weath., 1936 |