| Rosaceae | |
Rosa spithamea fo. pinetorum
| (A. Heller) Hoover | Leafl. W. Bot. 10(16): 346 | 1966 |
| Rosaceae | |
Rosa spithamea var. solitaria
| L.F. Hend. | Rhodora 33(394): 204–205 | 1931 |
| Rosaceae | |
Rosa spithamea var. sonomensis
| (Greene) Jeps. | Fl. W. Calif. 279 | 1901 |
| Rosaceae | |
Rosa spithamea var. spithamea
| | | |
| Rosaceae | |
Rosa spithamea var. subinermis
| Engelm. | Bot. Gaz. 6(7): 236 | 1881 |