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CCDB → Angiosperms → Scrophulariaceae → Scrophularia → Scrophularia californica Cham. & Schltdl.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Scrophularia californica Cham. & Schltdl. | Scrophularia californica Cham. & Schltdl. | c.47 | IPCN67-71 | VAARAMA, A., & R. LEIKAS. 1970. In IOPB chromosome number reports XXVI. Taxon 19: 264-269. | ||
| Scrophularia californica subsp. californica | Scrophularia californica Cham. & Schltdl. | 47 | Cave1962 | Shaw 1962 |