| Name | Orobanche ludoviciana var. cooperi (A. Gray) Beck |
| Authorship | (A. Gray) Beck |
| Rank | Variety |
| Placed in | Orobanche ludoviciana Nuttall |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Orobanche ludoviciana var. cooperi (A. Gray) Beck |
| Identification made in | 1929 (3) |
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