| Asteraceae | |
Helianthella californica subsp. californica
| | | |
| Asteraceae | |
Helianthella californica var. californica
| | | |
| Asteraceae | |
Helianthella californica subsp. nevadensis
| (Greene) W.A. Weber | Phytologia 85(1): 20 | 1998 [1999] |
| Asteraceae | |
Helianthella californica var. nevadensis
| (Greene) Jeps. | Man. Fl. Pl. Calif. 1081 | 1925 |
| Asteraceae | |
Helianthella californica subsp. shastensis
| (W.A. Weber) W.A. Weber | Phytologia 85(1): 20 | 1998 [1999] |
| Asteraceae | |
Helianthella californica var. shastensis
| W.A. Weber | Amer. Midl. Naturalist 48(1): 30, map 6 | 1952 |