| Cojoba arborea (L.) Britton & Rose, 1928 |
| Cojoba arborea var. arborea (L.) Britton & Rose, 1928 |
| Cojoba donnell-smithii Britton & Rose, 1928 |
| Cojoba escuintlensis (Lundell) L. Rico, 1991 |
| Cojoba graciliflora (S.F. Blake) Britton & Rose, 1928 |
| Cojoba haematoloba L. Rico, 1991 |
| Cojoba mariaelenae L. Rico, 1991 |
| Cojoba matudae (Lundell) L. Rico, 1991 |
| Cojoba recordii Britton & Rose, 1928 |
| Cojoba sophorocarpa (Benth.) Britton & Rose, 1928 |
| Cojoba tenella Britton & Rose, 1928 |
| Cojoba tuerckheimii Britton & Rose, 1928 |
| Cojoba undulatomarginata L. Rico, 1991 |
| Colinil Adans., 1763 |
| Colinil cinereum (L.) C.H. Hitchc., 1893 |
| Cologania Kunth, 1824 |
| Cologania affinis M. Martens & Galeotti, 1843 |
| Cologania angustifolia Kunth, 1824 |
| Cologania biloba (Lindl.) G. Nicholson, 1887 |
| Cologania broussonetii (Balb.) DC., 1825 |