| Carex brevior (Dewey) Mack. | Rothrock, P. E. & A. A. Reznicek. 1998. Documented chromosome numbers 1998: 1. Chromosome numbers in Carex section Ovales (Cyperaceae): additions, variations, and corrections. Sida 18(2): 587–592. | 98-00 | 24, 24+IV, 26, 28, 30, 30+IV, 32 | |
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| Carex brevior (Dewey) Mack. | Love, A. & D. Love. 1981. In Chromosome number reports LXXIII. Taxon 30: 845–851. | 79-81 | | 68 |
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| Carex cf.brevior (Dewey) Mack. | Rothrock, P. E. & A. A. Reznicek. 1996. Documented chromosome numbers 1996: 1. Chromosome numbers in Carex section Ovales (Cyperaceae) from eastern North America. Sida 17(1): 251–258. | 96-97 | 37 | |
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