| Name | Cyathostemma siamense Utteridge |
| Authorship | Utteridge |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Cyathostemma |
| GUID | urn:lsid:ipni.org:names:1018196-1 |
| Citation | 2000 Blumea 45: 389 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cyathostemma siamense Utteridge |
| Identification made in | 2004 (1) |