| Name | Haplocladium microphyllum subsp. virginianum (Bridel) Reimers |
| Authorship | (Bridel) Reimers |
| Rank | Subspecies |
| Placed in | Haplocladium microphyllum (Hedwig) Brotherus |
| Citation | 1937 Hedwigia 76: 231 |
| Holdings | 40 Specimens held in the Harvard University Herbaria identified as Haplocladium microphyllum subsp. virginianum (Bridel) Reimers |
| Identification made in | [no date] (40) |