| Name | Hypnum orbiculari-cordatum Renauld & Cardot |
| Authorship | Renauld & Cardot |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hypnum Hedwig |
| Citation | 1896 Bull. Herb. Boissier 4: 19 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hypnum orbiculari-cordatum Renauld & Cardot |
| Identification made in | [no date] (2) |