| Adolphia Meisn., 1837 |
| Adolphia californica S. Watson, 1876 |
| Adolphia infesta (Kunth) Meisn., 1837 |
| Berchemia Neck. ex DC., 1825 |
| Berchemia scandens (Hill) Koch, 1869 |
| Berchemia volubilis (L. f.) DC., 1825 |
| Ceanothus L., 1753 |
| Ceanothus alamanii DC., 1825 |
| Ceanothus arborescens Mill., 1768 |
| Ceanothus arboreus Greene, 1886 |
| Ceanothus australis Rose, 1909 |
| Ceanothus azureus Desf. ex DC., 1825 |
| Ceanothus bicolor Willd. ex Roem. & Schult., 1819 |
| Ceanothus buxifolius Willd., 1819 |
| Ceanothus caeruleus Lag., 1816 |
| Ceanothus candolleanus Rose, 1909 |
| Ceanothus celtidifolius Schltdl. & Cham., 1830 |
| Ceanothus cordulatus Kellogg, 1863 |
| Ceanothus crassifolius Torr., 1857 |
| Ceanothus crassifolius var. crassifolius Torr., 1857 |