| Castilleja foliolosa Hook. & Arn., 1833 |
| Castilleja fruticosa Moran, 1969 |
| Castilleja galehintoniae G.L. Nesom, 1992 |
| Castilleja genevievana G.L. Nesom, 1992 |
| Castilleja glandulosa Greenm., 1905 |
| Castilleja gleasonii Elmer, 1905 |
| Castilleja gonzalezii G.L. Nesom, 1994 |
| 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 |