| Name | Parthenium confertum var. confertum |
| Authorship | |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Parthenium confertum A. Gray |
| Remarks | as var. typicum Rollins |
| Citation | 1950 Contr. Gray Herb. 172: 46 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Parthenium confertum var. confertum |
| Identification made in | 1946 (2), 1947 (1) |
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