| Tragacantha Mill., 1754 |
| Tragacantha arida (A. Gray) Kuntze, 1891 |
| Tragacantha arizonica (A. Gray) Kuntze, 1891 |
| Tragacantha brazoensis (Buckley) Kuntze, 1891 |
| Tragacantha californica Kuntze, 1891 |
| Tragacantha coulteri (Benth.) Kuntze, 1891 |
| Tragacantha crotalariae (Benth.) Kuntze, 1891 |
| Tragacantha didymocarpa (Hook. & Arn.) Kuntze, 1891 |
| Tragacantha douglasii (Torr. & A. Gray) Kuntze, 1891 |
| Tragacantha ervoides (Hook. & Arn.) Kuntze, 1891 |
| Tragacantha filipes (Torr. & A. Gray) Kuntze, 1891 |
| Tragacantha gracilenta (A. Gray) Kuntze, 1891 |
| Tragacantha hartwegii (Benth.) Kuntze, 1891 |
| Tragacantha helleri (Fenzl) Kuntze, 1891 |
| Tragacantha hornii (A. Gray) Kuntze, 1891 |
| Tragacantha humistrata (A. Gray) Kuntze, 1891 |
| Tragacantha hypoleuca (S. Schauer) Kuntze, 1891 |
| Tragacantha leptocarpa (Torr. & A. Gray) Kuntze, 1891 |
| Tragacantha leucopsis (Torr. & A. Gray) Kuntze, 1891 |
| Tragacantha lotiflora (Hook.) Kuntze, 1891 |