| Name | Scirpus triangulatus var. brevibracteatus T. Koyama |
| Authorship | T. Koyama |
| Rank | Variety |
| Placed in | Scirpus triangulatus Roxburgh |
| Citation | 1958 J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 7: 320 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Scirpus triangulatus var. brevibracteatus T. Koyama |
| Identification made in | [no date] (1) |