| Name | Acorus calamus var. verus Linnaeus |
| Authorship | Linnaeus |
| Rank | Variety |
| Placed in | Acorus calamus Linnaeus |
| Citation | 1753 Sp. Pl. 1: 324 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Acorus calamus var. verus Linnaeus |
| Identification made in | [no date] (1) |
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