| Name | Diamorpha pusilla (Michaux) Nuttall |
| Authorship | (Michaux) Nuttall |
| Rank | Species |
| Placed in | Diamorpha |
| Citation | 1818 Gen. N. Amer. Pl. [Nuttall] 1: 293 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Diamorpha pusilla (Michaux) Nuttall |
| Identification made in | [no date] (2) |