| Name | Phragmites australis subsp. isiacus Arcangeli |
| Authorship | Arcangeli |
| Rank | Subspecies |
| Placed in | Phragmites australis (Cavanilles) Trinius ex Steudel |
| Remarks | ined. |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Phragmites australis subsp. isiacus Arcangeli |
| Identification made in | [no date] (2) |