| Name | Cosmarium pachydermum f. parvum Croasdale |
| Authorship | Croasdale |
| Rank | Forma |
| NomenclaturalStatus | Unknown |
| Placed in | Cosmarium pachydermum P. Lundell |
| Remarks | Created from Taxon Name Import: Cosmarium pachydermum f. parvum Croasdale |
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