| Name | Carex atrofusca subsp. minor (Boott) T. Koyama | 
| Authorship | (Boott) T. Koyama | 
| Rank | Subspecies | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Carex atrofusca Schkuhr | 
| GUID | urn:lsid:ipni.org:names:879485-1 | 
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Carex atrofusca subsp. minor (Boott) T. Koyama | 
| Identification made in | [no date] (9), 2009 (3), 2014 (1), 2015 (4), 2024 (2) | 
