| Name | Matucana aurantiaca (Vaupel) Buxbaum |
| Authorship | (Vaupel) Buxbaum |
| Rank | Species |
| Placed in | Matucana |
| Citation | 1973 Kakteen And. Sukk. 1, 9 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Matucana aurantiaca (Vaupel) Buxbaum |
| Identification made in | [no date] (1) |