| Name | Cyathea ewanii Alston |
| Authorship | Alston |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Cyathea Smith |
| GUID | urn:lsid:ipni.org:names:17382560-1 |
| Citation | 1958 J. Wash. Acad. Sci. 48: 231 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cyathea ewanii Alston |
| Identification made in | [no date] (1) |