| Name | Machaeranthera pygmaea (A. Gray) Standley |
| Authorship | (A. Gray) Standley |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Machaeranthera Nees |
| Remarks | Machaeranthera tanacetifolius Kunth var. pygmaeus A. Gray, Smithsonian Contr. Knowl. 5(6): 74. 1853 is a sphalm. |
| Citation | 1913 Contr. U.S. Natl. Herb. 16: 189 |