| Name | Chara intermedia var. americana Allen |
| Authorship | Allen |
| Rank | Variety |
| NomenclaturalStatus | NomInvalid |
| Placed in | Chara intermedia A. Braun |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Chara intermedia var. americana Allen |
| Identification made in | [no date] (2) |