| Kuhnia triplinervis S.F. Blake, 1924 |
| Kyrstenia Neck. ex Greene, 1903 |
| Kyrstenia ageratifolia (DC.) Greene, 1903 |
| Kyrstenia betulifolia Greene, 1903 |
| Kyrstenia brevipes Greene, 1903 |
| Kyrstenia calophylla Greene, 1903 |
| Kyrstenia coahuilensis (A. Gray) Greene, 1903 |
| Kyrstenia espinosarum (A. Gray) Greene, 1903 |
| Kyrstenia grandifolia (Regel) Greene, 1903 |
| Kyrstenia incarnata (Walter) Greene, 1903 |
| Kyrstenia koelliaefolia (Greene) Greene, 1903 |
| Kyrstenia laeta Greene, 1903 |
| Kyrstenia oreithales (Greenm.) Greene, 1903 |
| Kyrstenia parvifolia Greene, 1903 |
| Kyrstenia paupercula (A. Gray) Greene, 1903 |
| Kyrstenia rufa Greene, 1903 |
| Kyrstenia subintegra Greene, 1903 |
| Kyrstenia thyrsiflora Greene, 1903 |
| Kyrsteniopsis R.M. King & H. Rob., 1971 |
| Kyrsteniopsis chiapasana B.L. Turner, 2007 |