| Name | Carex filipes subsp. arisanensis (Hayata) T. Koyama |
| Authorship | (Hayata) T. Koyama |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Carex filipes Franchet & Savatier |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Carex filipes subsp. arisanensis (Hayata) T. Koyama |
| Identification made in | 1964 (1) |
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