| Name | Pediastrum biradiatum var. heterocanthum G. M. Smith |
| Authorship | G. M. Smith |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Pediastrum biradiatum Meyen |
| Remarks | Created from Taxon Name Import: Pediastrum biradiatum var. heterocanthum G. M. Smith |