| Name | Horkelia argyrocoma Rydberg |
| Authorship | Rydberg |
| Rank | Species |
| Placed in | Horkelia |
| GUID | urn:lsid:ipni.org:names:725659-1 |
| Citation | 1898 Mem. Dept. Bot. Columbia Coll. 2: 144 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Horkelia argyrocoma Rydberg |
| Identification made in | [no date] (1), 1938 (1), 2012 (4) |
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