| Name | Physosiphon guatemalensis Rolfe |
| Authorship | Rolfe |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Physosiphon |
| GUID | urn:lsid:ipni.org:names:195644-2 |
| Citation | 1891 Bull. Misc. Inform. Kew 197 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Physosiphon guatemalensis Rolfe |
| Identification made in | [no date] (1), 2011 (2) |