| Name | Orobanche californica subsp. grayana (Beck) Heckard |
| Authorship | (Beck) Heckard |
| Rank | Subspecies |
| Placed in | Orobanche californica Chamisso & Schlechtendal |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Orobanche californica subsp. grayana (Beck) Heckard |
| Identification made in | [no date] (7), 1969 (1), 2015 (1) |
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