| Name | Phascum cuspidatum var. americanum Renauld & Cardot |
| Authorship | Renauld & Cardot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Phascum cuspidatum Hedwig |
| Citation | 1900 Bot. Gaz. 30: 12 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Phascum cuspidatum var. americanum Renauld & Cardot |
| Identification made in | [no date] (4) |
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