| Name | Nama stewartii I. M. Johnston |
| Authorship | I. M. Johnston |
| Rank | Species |
| Placed in | Nama Linnaeus |
| Citation | 1941 J. Arnold Arbor. 22: 114 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Nama stewartii I. M. Johnston |
| Identification made in | [no date] (1), 2016 (1) |