| Name | Micrasterias papillifera var. protuberans Willi Krieger |
| Authorship | Willi Krieger |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Micrasterias papillifera Brébisson ex Ralfs |
| Remarks | Created from Taxon Name Import: Micrasterias papillifera var. protuberans Willi Krieger |
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