| Name | Calamus merrillii var. magna Beccari |
| Authorship | Beccari |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Calamus merrillii Beccari |
| Citation | 1913 Ann. Roy. Bot. Gard. (Calcutta) 11: 78 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Calamus merrillii var. magna Beccari |
| Identification made in | [no date] (1) |
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