| Castilleja gracilis Benth., 1846 |
| Castilleja guadalupensis Brandegee, 1903 |
| Castilleja hidalgensis J.M. Egger, 2002 |
| Castilleja hirsuta M. Martens & Galeotti, 1845 |
| Castilleja holmgrenii J.M. Egger, 2002 |
| Castilleja indivisa Engelm., 1845 |
| Castilleja integra A. Gray, 1859 |
| Castilleja integrifolia L. f., 1782 |
| Castilleja jepsonii Bacig. & Heckard, 1966 |
| Castilleja jiquilpana G.L. Nesom, 1992 |
| Castilleja lanata A. Gray, 1859 |
| Castilleja latebracteata Pennell, 1922 |
| Castilleja laxa A. Gray, 1859 |
| Castilleja lebgueana G.L. Nesom, 1994 |
| Castilleja linifolia N.H. Holmgren, 1976 |
| Castilleja lithospermoides Kunth, 1817 |
| Castilleja longibracteata M. Martens & Galeotti, 1845 |
| Castilleja longiflora Kunze, 1842 |
| Castilleja macrostigma B.L. Rob., 1891 |
| Castilleja madrigalii C. Medina & E. Carranza, 2017 |