| Name | Callicostella columbica R. S. Williams |
| Authorship | R. S. Williams |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Callicostella |
| Citation | 1925 Bryologist 28: 61 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Callicostella columbica R. S. Williams |
| Identification made in | 2007 (1) |
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