1. Section Carex sect. Circinatae Meinsh.
2. Section Carex sect. Filifoliae (Tuck.) Mack.
3. Section Carex sect. Leptocephalae L.H.Bailey
4. Section Carex sect. Rarae C.B.Clarke
5. Section Carex sect. Schiedeanae Kük.
6. Section Carex sect. Cardioperae V.I.Krecz. ex T.V.Egorova (uncertain > taxon inquirendum)
7. Section Carex sect. Athrochlaenae (Holm) Mack. accepted as Carex sect. Dornera Heuff. accepted as Carex sect. PaucifloraClade (unaccepted > homotypic synonym)
8. Section Carex sect. Callistachys Asch. & Graebn. accepted as Carex sect. Dornera Heuff. accepted as Carex sect. PaucifloraClade (unaccepted > heterotypic synonym)
9. Section Carex sect. Capitatae Meinsh. accepted as Carex sect. Capituligerae Kük. accepted as Carex sect. CapitataClade (unaccepted > homotypic synonym)
10. Section Carex sect. Capitellatae Meinsh. accepted as Carex sect. Rarae C.B.Clarke (unaccepted > heterotypic synonym)
11. Section Carex sect. Capitellatae (Meinsh.) Ohwi accepted as Carex sect. Capitellatae Meinsh. accepted as Carex sect. Rarae C.B.Clarke (Wrong authorship)
12. Section Carex sect. Capituligerae Kük. accepted as Carex sect. CapitataClade
13. Section Carex sect. Cardiopera V.I.Krecz. accepted as Carex sect. Cardioperae V.I.Krecz. ex T.V.Egorova (unaccepted > invalid name, diagnosis in Russian)
14. Section Carex sect. Deflexocarpae L.H.Bailey accepted as Carex sect. Dornera Heuff. accepted as Carex sect. PaucifloraClade (unaccepted > homotypic synonym)
15. Section Carex sect. Dornera Heuff. accepted as Carex sect. PaucifloraClade
16. Section Carex sect. Elyna (Schrad.) S.R.Zhang accepted as Carex sect. Simplices (C.B.Clarke) Melnikov accepted as Carex sect. KobresiaClade1 (unaccepted > invalid name)
17. Section Carex sect. Elyna (Schrad.) Katsuy. & T.Hoshino accepted as Carex sect. Elyna (Schrad.) S.R.Zhang accepted as Carex sect. Simplices (C.B.Clarke) Melnikov accepted as Carex sect. KobresiaClade1 (isonym)
18. Section Carex sect. Genersichia (Heuff.) V.I.Krecz. accepted as Carex sect. Obtusatae (Tuck.) Mack. accepted as Carex sect. CapitataClade (unaccepted > invalid name, nomen superfluum)
19. Section Carex sect. Hemicarex Baill. accepted as Carex sect. KobresiaClade1
20. Section Carex sect. Hemicaricium Baill. accepted as Carex sect. KobresiaClade2
21. Section Carex sect. Inflatae Kük. accepted as Carex sect. PaucifloraClade
22. Section Carex sect. Kobresia (Willd.) S.R.Zhang accepted as Carex sect. KobresiaClade2
23. Section Carex sect. Kobresia (Willd.) Melnikov accepted as Carex sect. Kobresia (Willd.) S.R.Zhang accepted as Carex sect. KobresiaClade2 (Isonym)
24. Section Carex sect. Laxae (C.B.Clarke) S.R.Zhang accepted as Carex sect. Hemicaricium Baill. accepted as Carex sect. KobresiaClade2 (nomen superfluum)
25. Section Carex sect. Leucoglochin Dumort. accepted as Carex sect. PaucifloraClade
26. Section Carex sect. Longespicatae Kük. accepted as Carex sect. CapitataClade
27. Section Carex sect. Microcephalae (Holm) Kük. accepted as Carex sect. Capituligerae Kük. accepted as Carex sect. CapitataClade (nomen superfluum)
28. Section Carex sect. Monoicae Fr. ex Pax accepted as Carex sect. Leucoglochin Dumort. accepted as Carex sect. PaucifloraClade
29. Section Carex sect. Nardinae (Tuck.) Mack. accepted as Carex sect. Filifoliae (Tuck.) Mack. (unaccepted > heterotypic synonym)
30. Section Carex sect. Obtusatae (Tuck.) Mack. accepted as Carex sect. CapitataClade
31. Section Carex sect. Olocarex Franch. accepted as Carex sect. Dornera Heuff. accepted as Carex sect. PaucifloraClade
32. Section Carex sect. Orthocerates W.D.J. Koch accepted as Carex sect. CapitataClade
33. Section Carex sect. Pauciflorae (Tuck.) Meinsh. accepted as Carex sect. Leucoglochin Dumort. accepted as Carex sect. PaucifloraClade (nomen superfluum)
34. Section Carex sect. Petraeae (O.Lang.) Kük. accepted as Carex sect. CapitataClade
35. Section Carex sect. Polytrichoideae (Tuck.) Mack. accepted as Carex sect. Leptocephalae L.H.Bailey (unaccepted > homotypic synonym)
36. Section Carex sect. Primocarex Piper & Beattie accepted as Carex sect. Leucoglochin Dumort. accepted as Carex sect. PaucifloraClade
37. Section Carex sect. Psammostachys (N.A.Ivanova) S.R.Zhang accepted as Carex sect. KobresiaClade1
38. Section Carex sect. Pseudokobresia (C.B.Clarke) S.R.Zhang accepted as Carex sect. KobresiaClade2
39. Section Carex sect. Rhizopodae Ohwi accepted as Carex sect. Rarae C.B.Clarke
40. Section Carex sect. Rupestres (Tuck.) Meinsh. accepted as Carex sect. Petraeae (O.Lang.) Kük. accepted as Carex sect. CapitataClade (unaccepted > heterotypic synonym)
41. Section Carex sect. Simplices (C.B.Clarke) Melnikov accepted as Carex sect. KobresiaClade1
42. Section Carex sect. Stenocarpae C.B.Clarke accepted as Carex sect. PaucifloraClade
43. Section Carex sect. Unciniaeformes Kük. accepted as Carex sect. Unciniiformes Kük. accepted as Carex sect. Leucoglochin Dumort. accepted as Carex sect. PaucifloraClade (unaccepted > misspelling - incorrect original spelling)
44. Section Carex sect. Unciniiformes Kük. accepted as Carex sect. Leucoglochin Dumort. accepted as Carex sect. PaucifloraClade
45. Section Carex sect. CapitataClade (temporary name)
46. Section Carex sect. CurticepsClade (temporary name)
47. Section Carex sect. III.IS0.IncertaeSedis (temporary name)
48. Section Carex sect. KobresiaClade1 (temporary name)
49. Section Carex sect. KobresiaClade2 (temporary name)
50. Section Carex sect. KobresiaIncertaeSedis (temporary name)
51. Section Carex sect. PaucifloraClade (temporary name)

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