| Name | Cocconeis striolata f. substriolata Reinsch |
| Authorship | Reinsch |
| Rank | Forma |
| Placed in | Cocconeis striolata Rabenhorst |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Cocconeis striolata f. substriolata Reinsch |
| Identification made in | [no date] (2) |