| Name | Maddenia wilsonii Koehne |
| Authorship | Koehne |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Maddenia |
| GUID | urn:lsid:ipni.org:names:726210-1 |
| Citation | 1911 Pl. Wilson. 1: 58 |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Maddenia wilsonii Koehne |
| Identification made in | [no date] (12), 1957 (1), 2023 (2) |