| Name | Closterium subjuncidiforme var. attenuatum Messikommer ex Ruzicka |
| Authorship | Messikommer ex Ruzicka |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Closterium subjuncidiforme Grönblad |
| Remarks | Created from Taxon Name Import: Closterium subjuncidiforme var. attenuatum Messikommer ex Ruzicka |