| Name | Haplocladium microphyllum var. ravenelii Reimers |
| Authorship | Reimers |
| Rank | Variety |
| Placed in | Haplocladium microphyllum (Hedwig) Brotherus |
| Citation | 1937 Hedwigia 76: 252. 19 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Haplocladium microphyllum var. ravenelii Reimers |
| Identification made in | [no date] (5) |