| Name | Weberbauerocereus fascicularis (Meyen) Backeberg |
| Authorship | (Meyen) Backeberg |
| Rank | Species |
| Placed in | Weberbauerocereus |
| Citation | 1942 Cactaceae (Berlin) 1941(2): 31 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Weberbauerocereus fascicularis (Meyen) Backeberg |
| Identification made in | [no date] (1) |