| Name | Rhynchostegium acanthophyllum (Montagne) A. Jaeger |
| Authorship | (Montagne) A. Jaeger |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhynchostegium |
| Citation | 1878 Ber. Thatigk. St. Gallischen Naturwiss. Ges. 1876-77: 364 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Rhynchostegium acanthophyllum (Montagne) A. Jaeger |
| Identification made in | 2023 (2) |