| Name | Isolona zenkeri Engler |
| Authorship | Engler |
| Rank | Species |
| Placed in | Isolona |
| Citation | 1899 Notizbl. Königl. Bot. Gart. Berlin 2: 301 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Isolona zenkeri Engler |
| Identification made in | [no date] (1) |