| Name | Cosmarium dentiferum var. quadrum (P. Lundell) Playfair |
| Authorship | (P. Lundell) Playfair |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Cosmarium dentiferum Corda |
| Remarks | Created from Taxon Name Import: Cosmarium dentiferum var. quadrum (P. Lundell) Playfair |
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