| Name | Hackelia setosa (Piper) I. M. Johnston |
| Authorship | (Piper) I. M. Johnston |
| Rank | Species |
| Placed in | Hackelia |
| Citation | 1923 Contr. Gray Herb. 68: 46 |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Hackelia setosa (Piper) I. M. Johnston |
| Identification made in | [no date] (14) |