| Lundellianthus jaliscensis (McVaugh) Strother, 1989 |
| Lundellianthus salvinii (Hemsl.) Strother, 1989 |
| Lygodesmia D. Don, 1829 |
| Lygodesmia exigua (A. Gray) A. Gray, 1874 |
| Lygodesmia ramosissima Greenm., 1900 |
| Lygodesmia texana (Torr. & A. Gray) Greene ex Small, 1903 |
| Machaeranthera Nees, 1832 |
| Machaeranthera arenaria (Benth.) Shinners, 1950 |
| Machaeranthera arida B.L. Turner & D.B. Horne, 1964 |
| Machaeranthera asteroides (Torr.) Greene, 1896 |
| Machaeranthera asteroides var. asteroides (Torr.) Greene, 1896 |
| Machaeranthera asteroides var. lagunensis (D.D. Keck) B.L. Turner, 1986 |
| Machaeranthera boltoniae (Greene) B.L. Turner & D.B. Horne, 1964 |
| Machaeranthera brevilingulata (Sch. Bip. ex Hemsl.) B.L. Turner & D.B. Horne, 1964 |
| Machaeranthera canescens (Pursh) A. Gray, 1852 |
| Machaeranthera canescens var. glabra A. Gray, 1852 |
| Machaeranthera carnosa (A. Gray) G.L. Nesom, 1989 |
| Machaeranthera carnosa var. intricata (A. Gray) G.L. Nesom, 1997 |
| Machaeranthera coulteri (A. Gray) B.L. Turner & D.B. Horne, 1964 |
| Machaeranthera coulteri var. arida (B.L. Turner & D.B. Horne) B.L. Turner, 1986 |