| Papaveraceae |
|
Platystemon californicus
| Benth. | Trans. Hort. Soc. London, ser. 2, 1(5): 405-406 | 1835 |
| Papaveraceae |
|
Platystemon californicus var. californicus
| | | |
| Papaveraceae |
|
Platystemon californicus var. ciliatus
| Dunkle | Bull. S. Calif. Acad. Sci. 39(3): 197 | 1941 |
| Papaveraceae |
|
Platystemon californicus var. crinitus
| (Greene) Greene | Fl. Francisc. 3: 282 | 1892 |
| Papaveraceae |
|
Platystemon californicus var. horridulus
| (Greene) Jeps. | Fl. Calif. 1: 556 | 1922 |
| Papaveraceae |
|
Platystemon californicus var. nutans
| Brandegee | Zoë 5(9): 177 | 1903 |
| Papaveraceae |
|
Platystemon californicus var. ornithopus
| (Greene) Munz | Man. S. Calif. Bot. 179 | 1935 |