| Name | Rhynchostegiella arsenei Thériot |
| Authorship | Thériot |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhynchostegiella |
| Citation | 1931 Smithsonian Misc. Collect. 85(4): 40 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rhynchostegiella arsenei Thériot |
| Identification made in | [no date] (1) |