| Name | Heterotheca oregona var. scaberrima (A. Gray) Semple |
| Authorship | (A. Gray) Semple |
| Rank | Variety |
| Placed in | Heterotheca oregona (Nuttall) Shinners |
| Citation | 1987 Brittonia 39(3): 383 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Heterotheca oregona var. scaberrima (A. Gray) Semple |
| Identification made in | [no date] (4) |
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