| Name | Horkelia congesta subsp. nemorosa D. D. Keck |
| Authorship | D. D. Keck |
| Rank | Subspecies |
| Placed in | Horkelia congesta Douglas ex Hooker |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Horkelia congesta subsp. nemorosa D. D. Keck |
| Identification made in | [no date] (6) |
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