| Name | Closterium toxon West |
| Authorship | West |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Closterium |
| Contains | Closterium toxon f. elongata West & G.S.West Closterium toxon f. sigmoideum T.J.C.Irénée-Marie Closterium toxon var. validum West |
| Remarks | Created from Taxon Name Import: Closterium toxon West |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Closterium toxon West |
| Identification made in | [no date] (1) |