| Name | Armatocereus cartwrightianus (Britton & Rose) Backeberg ex A. W. Hill |
| Authorship | (Britton & Rose) Backeberg ex A. W. Hill |
| Rank | Species |
| Placed in | Armatocereus |
| Citation | 1938 Index Kew. 25 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Armatocereus cartwrightianus (Britton & Rose) Backeberg ex A. W. Hill |
| Identification made in | [no date] (1) |