| Name | Zanthoxylum alatum f. ferrugineum Rehder & E. H. Wilson |
| Authorship | Rehder & E. H. Wilson |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Zanthoxylum alatum Roxburgh |
| Citation | 1914 Pl. Wilson. 2: 125 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Zanthoxylum alatum f. ferrugineum Rehder & E. H. Wilson |
| Identification made in | [no date] (1) |