| Name | Plectocephalus americanus (Nuttall) D. Don |
| Authorship | (Nuttall) D. Don |
| Rank | Species |
| Placed in | Plectocephalus |
| Citation | 1830 (Jun 1830) Brit. Fl. Gard. [Sweet] series 2 1: t. 51 |
| Holdings | 65 Specimens held in the Harvard University Herbaria identified as Plectocephalus americanus (Nuttall) D. Don |
| Identification made in | [no date] (65) |