| Name | Rhynchosida physocalyx (A. Gray) Fryxell |
| Authorship | (A. Gray) Fryxell |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rhynchosida Fryxell |
| GUID | urn:lsid:ipni.org:names:220141-2 |
| Holdings | 50 Specimens held in the Harvard University Herbaria identified as Rhynchosida physocalyx (A. Gray) Fryxell |
| Identification made in | [no date] (41), 1987 (1), 2009 (8) |