| Name | Pinnularia viridis (Nitzsch) Ehrenberg |
| Authorship | (Nitzsch) Ehrenberg |
| Rank | Species |
| Placed in | Pinnularia Ehrenberg |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Pinnularia viridis (Nitzsch) Ehrenberg |
| Identification made in | [no date] (4) |