| Name | Machaeranthera glabella Greene ex Rydberg |
| Authorship | Greene ex Rydberg |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Machaeranthera Nees |
| GUID | urn:lsid:ipni.org:names:280201-2 |
| Citation | 1906 Bull. Colorado Agric. Exp. Sta. 100: 358 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Machaeranthera glabella Greene ex Rydberg |
| Identification made in | [no date] (1), 2008 (1) |