| Name | Maddenia hypoxantha Koehne |
| Authorship | Koehne |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Maddenia |
| GUID | urn:lsid:ipni.org:names:726208-1 |
| Citation | 1911 Pl. Wilson. 1: 57 |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Maddenia hypoxantha Koehne |
| Identification made in | [no date] (13), 2011 (1) |