| Name | Hymenatherum diffusum A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hymenatherum |
| GUID | urn:lsid:ipni.org:names:125464-2 |
| Citation | 1852 Smithsonian Contr. Knowl. 1: 116 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Hymenatherum diffusum A. Gray |
| Identification made in | [no date] (2), 1967 (1), 1985 (1) |