Carex atlantica var. capillacea
| Carex atlantica L. H. Bailey, var. capillacea (L. H. Bailey) Cronquist, in Gleason & Cronquist, Man. Vasc. Pl. N.E. U.S., ed. 2. 863. 1991. | BASIONYM: Carex interior L. H. Bailey, var. capillacea L. H. Bailey 1893. | |
Carex delicatula
| Carex delicatula E. P. Bicknell, Bull. Torrey Bot. Club 35: 495. Nov 1908, non C. B. Clarke Aug 1908. | BASIONYM: Carex interior L. H. Bailey, var. capillacea L. H. Bailey 1893. | |
Carex howei
| Carex howei Mackenzie, Bull. Torrey Bot. Club 37: 245. 1910. | BASIONYM: Carex interior L. H. Bailey, var. capillacea L. H. Bailey 1893. | |
Carex interior subsp. capillacea
| Carex interior L. H. Bailey, subsp. capillacea (L. H. Bailey) W. Stone, Pl. S. New Jersey 308. 1912 ("1911"). | BASIONYM: Carex interior L. H. Bailey, var. capillacea L. H. Bailey 1893. | |
Carex interior var. capillacea
| Carex interior L. H. Bailey, var. capillacea L. H. Bailey, Bull. Torrey Bot. Club 20: 426. 1893. | | TYPE: MASSACHUSETTS: Middlesex Co.: Arlington, 21 Jun 1885, Boott s.n. (lectotype: GH). Lectotypified by Reznicek & P. W. Ball, Contr. Univ. Michigan Herb. 14: 191. 1980. |
Carex mohriana
| Carex mohriana Mackenzie, in Britton, N. Amer. Fl. 18: 106. 1931. | | TYPE: FLORIDA: Hardee Co.: Swamps near Wauchula, 15 Apr 1901, Curtiss 6761 (holotype: NY). |
Carex scirpoides var. capillacea
| Carex scirpoides Schkuhr ex Willdenow, var. capillacea (L. H. Bailey) Fernald, Rhodora 10: 47. 1908. | BASIONYM: Carex interior L. H. Bailey, var. capillacea L. H. Bailey 1893. | |
Carex stellulata forma capillacea
| Carex stellulata Goodenough, forma capillacea (L. H. Bailey) Kükenthal, in Engler, Pflanzenr. 4(Heft 38): 231. 1909. | BASIONYM: Carex interior L. H. Bailey, var. capillacea L. H. Bailey 1893. | |