| Name | Hackelia gracilenta (Eastwood) I. M. Johnston |
| Authorship | (Eastwood) I. M. Johnston |
| Rank | Species |
| Placed in | Hackelia |
| Citation | 1923 Contr. Gray Herb. 68: 46 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hackelia gracilenta (Eastwood) I. M. Johnston |
| Identification made in | [no date] (1) |