| Name | Canthium spinosissimum Merrill |
| Authorship | Merrill |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Canthium |
| GUID | urn:lsid:ipni.org:names:745657-1 |
| Citation | 1932 Lingnan Sci. J. 11: 56 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Canthium spinosissimum Merrill |
| Identification made in | [no date] (1) |