| Name | Dieffenbachia tonduzii Croat & Grayum |
| Authorship | Croat & Grayum |
| Rank | Species |
| Placed in | Dieffenbachia |
| Citation | 1999 (30 Dec 1999) Novon 9(4): 497–500 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Dieffenbachia tonduzii Croat & Grayum |
| Identification made in | [no date] (2), 2019 (1) |