| Schoenoplectus aberrans (Cherm.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus acutus (Muhl. ex Bigelow) Á.Löve & D.Löve | Accepted |  | WCSP | 
	
		| Schoenoplectus acutus f. congestus (Farw.) Mohlenbr. | Synonym |  | WCSP | 
	
		| Schoenoplectus acutus var. occidentalis (S.Watson) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus acutus x tabernaemontani | Unresolved |  | TRO | 
	
		| Schoenoplectus americanus (Pers.) Volkart | Accepted |  | WCSP | 
	
		| Schoenoplectus americanus subsp. longispicatus (Britton) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus americanus subsp. triangularis (Pers.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus annamicus (Raymond) T.Koyama | Accepted |  | WCSP | 
	
		| Schoenoplectus articulatus (L.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus blakei Hayas. | Unresolved |  | WCSP (in review) | 
	
		| Schoenoplectus brachyceras (Hochst. ex A.Rich.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus bucharicus (Roshev.) Grossh. | Accepted |  | WCSP | 
	
		| Schoenoplectus californicus (C.A.Mey.) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus californicus var. spoliatus (Barros) Vegetti | Synonym |  | WCSP | 
	
		| Schoenoplectus californicus var. tereticulmis (Steud.) Vegetti | Synonym |  | WCSP | 
	
		| Schoenoplectus californicus subsp. tereticulmis (Steud.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus × carinatus (Sm.) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus cernuus (Vahl) Hayek | Synonym |  | WCSP | 
	
		| Schoenoplectus chamissoi (Nees) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus chen-mouii (T. Tang & F.T. Wang) Hayasaka | Synonym |  | TRO | 
	
		| Schoenoplectus chilensis (Nees & Meyen) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus chuanus (T. Tang & F.T. Wang) S.Yun Liang & S.R. Zhang | Synonym |  | TRO | 
	
		| Schoenoplectus confusus (N.E.Br.) Lye | Accepted |  | WCSP | 
	
		| Schoenoplectus confusus var. rogersii (N.E.Br.) Lye | Accepted |  | WCSP | 
	
		| Schoenoplectus × contortus (Eames) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus corymbosus (Roth ex Roem. & Schult.) J.Raynal | Accepted |  | WCSP | 
	
		| Schoenoplectus corymbosus var. brachyceras (Hochst. ex A.Rich.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus decipiens (Nees) J.Raynal | Accepted |  | WCSP | 
	
		| Schoenoplectus deltarum (Schuyler) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus dissachanthus (S.T.Blake) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus ehrenbergii (Boeckeler) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus ehrenbergii (Boeck.) Yung C. Yang & M. Zhan | Synonym |  | TRO | 
	
		| Schoenoplectus erectus (Poir.) Palla ex J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus erectus subsp. raynalii (Schuyler) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus erectus subsp. sinuatus (Schuyler) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus etuberculatus (Steud.) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus etuberculatus (Steud.) Oteng-Yeb. | Synonym |  | TRO | 
	
		| Schoenoplectus etuberculatus subsp. nipponicus (Makino) T.Koyama | Synonym |  | WCSP | 
	
		| Schoenoplectus fistulosus (Forssk.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus fluitans (L.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus fluviatilis (Torr.) M.T.Strong | Synonym |  | WCSP | 
	
		| Schoenoplectus fohaiensis (Tang & F.T. Wang) Hayasaka | Synonym |  | TRO | 
	
		| Schoenoplectus fuscorubens (T.Koyama) T.Koyama | Accepted |  | WCSP | 
	
		| Schoenoplectus gemmifer C.Sato, T.Maeda & Uchino | Unresolved |  | TRO | 
	
		| Schoenoplectus grossheimii Pobed. | Synonym |  | WCSP | 
	
		| Schoenoplectus grossus (L.f.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus hallii (A.Gray) S.G.Sm. | Synonym |  | WCSP | 
	
		| Schoenoplectus heptangularis Cabezas & Jim.Mejías | Unresolved |  | WCSP (in review) | 
	
		| Schoenoplectus heterochaetus (Chase) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus heterophyllus (Schuyler) J. Raynal | Synonym |  | TRO | 
	
		| Schoenoplectus hippolyti (V.I.Krecz.) V.I.Krecz. ex Grossh. | Synonym |  | WCSP | 
	
		| Schoenoplectus hondoensis (Ohwi) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus hooperae J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus hotarui (Ohwi) Holub | Accepted |  | WCSP | 
	
		| Schoenoplectus × igaensis (T.Koyama) Hayas. & H.Ohashi [Unplaced] | Unresolved |  | WCSP | 
	
		| Schoenoplectus inclinatus (Asch. & Schweinf. ex Boiss.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus jacobi (C.E.C.Fisch.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus javanus (Nees) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus jingmenensis (Tang & F.T. Wang) S.Yun Liang & S.R. Zhang | Synonym |  | TRO | 
	
		| Schoenoplectus junceus (Willd.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus × juncohotarui Yashiro [Unplaced] | Unresolved |  | WCSP | 
	
		| Schoenoplectus juncoides (Roxb.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus juncoides subsp. hotarui (Ohwi) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus juncoides subsp. ohwianus (T.Koyama) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus juncoides subsp. purshianus (Fernald) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus juncoides subsp. rockii (Kük.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus juncoides subsp. triangulatus (Honda) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus × kalmussii (Asch., Abrom. & Graebn.) Palla | Unresolved |  | WCSP | 
	
		| Schoenoplectus kalmussii Palla | Synonym |  | TRO | 
	
		| Schoenoplectus kasachstanicus (Dobrochot.) T.V.Egorova | Synonym |  | WCSP | 
	
		| Schoenoplectus komarovii (Roshev.) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus komarovii Ohwi | Synonym |  | TRO | 
	
		| Schoenoplectus × kuekenthalianus (Junge) D.H.Kent | Accepted |  | WCSP | 
	
		| Schoenoplectus lacustris (L.) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. acutus (Muhl. ex Bigelow) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. compactus (Beckh.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. confertus (Schur) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. conglomeratus (Junge) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. creber (Fernald) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. flevensis (D.Bakker) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. foliosus (Des Moul.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. glaucus (Hartm.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. glaucus (Hartm.) Luceño & Marín | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. hippolyti (V.I.Krecz.) Kukkonen | Accepted |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. lacustris | Accepted |  | WCSP | 
	
		| Schoenoplectus lacustris f. laxiflorus (Kuntze) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. minor (Baumg.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris f. radiatus (Vollm.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. tabernaemontani (C.C.Gmel.) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. tenuiculmis (E.Sheld.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris subsp. validus (Vahl) T.Koyama | Synonym |  | WCSP | 
	
		| Schoenoplectus lacustris x triqueter Palla | Unresolved |  | TRO | 
	
		| Schoenoplectus laevis (S.T.Blake) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus lateriflorus (J.F.Gmel.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus lateriflorus subsp. laevinux Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus leucanthus (Boeckeler) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus lineolatus (Franch. & Sav.) T.Koyama | Accepted |  | WCSP | 
	
		| Schoenoplectus litoralis (Schrad.) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus litoralis subsp. kasachstanicus (Dobrochot.) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus litoralis subsp. litoralis | Accepted |  | WCSP | 
	
		| Schoenoplectus litoralis var. pterolepis (Nees) C.C. Towns. | Synonym |  | TRO | 
	
		| Schoenoplectus litoralis subsp. subulatus (Vahl) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus litoralis subsp. thermalis (Trab.) S.S.Hooper | Accepted |  | WCSP | 
	
		| Schoenoplectus lupulinus (Nees) V.I.Krecz. | Synonym |  | WCSP | 
	
		| Schoenoplectus maritimus (L.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus melanospermus (C.A.Mey.) Grossh. | Synonym |  | WCSP | 
	
		| Schoenoplectus merrillii Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus microglumis Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus monocephalus (J.Q. He) S.Yun Liang & S.R. Zhang | Synonym |  | TRO | 
	
		| Schoenoplectus monophyllus (C.Presl) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus monophyllus subsp. conglomeratus (Kunth) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus (L.) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus mucronatus var. antrorsispinulosus Iokawa, Kohno & Daigobo | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus f. brevisetaceus Horiuchi | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus subsp. clemensii (Kük.) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus mucronatus f. hosoiri Hayas. & H.Ohashi | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus var. ishizawae Kohno, Iokawa & Daigobo | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus subsp. mucronatus | Accepted |  | WCSP | 
	
		| Schoenoplectus mucronatus f. robustus (Miq.) Hayas. & H.Ohashi | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus subsp. robustus (Miq.) T.Koyama | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus var. sanguineus (Tang & F.T.Wang) P.C.Li | Synonym |  | WCSP | 
	
		| Schoenoplectus mucronatus var. tataranus (Honda) Kohno, Iokawa & Daigobo | Synonym |  | WCSP | 
	
		| Schoenoplectus multisetus Hayas. & C.Sato | Accepted |  | WCSP | 
	
		| Schoenoplectus muricinux (C.B.Clarke) J.Raynal | Accepted |  | WCSP | 
	
		| Schoenoplectus muriculatus (Kük.) Browning | Accepted |  | WCSP | 
	
		| Schoenoplectus nevadensis (S.Watson) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus nipponicus (Makino) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus nipponicus Ohwi | Synonym |  | TRO | 
	
		| Schoenoplectus nobilis (Ridl.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus novae-angliae (Britton) M.T.Strong | Synonym |  | WCSP | 
	
		| Schoenoplectus × oblongus (T.Koyama) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus × oguraensis (T.Koyama) Hayas. & H.Ohashi [Unplaced] | Unresolved |  | WCSP | 
	
		| Schoenoplectus × oguraensis (T. Koyama) T. Koyama | Synonym |  | TRO | 
	
		| Schoenoplectus ohwianus (T.Koyama) Holub | Synonym |  | WCSP | 
	
		| Schoenoplectus oligosetus (A.E.Kozhevn.) T.V.Egorova | Accepted |  | WCSP | 
	
		| Schoenoplectus olneyi (A.Gray) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus orthorhizomatus (Kats.Arai & Miyam.) Hayas. & H.Ohashi | Accepted |  | WCSP | 
	
		| Schoenoplectus oryzetorum (Steud.) V.I.Krecz. | Synonym |  | WCSP | 
	
		| Schoenoplectus oryzetorum Ohwi | Synonym |  | TRO | 
	
		| Schoenoplectus × osoreyamensis (M.Kikuchi) Hayas. | Accepted |  | WCSP | 
	
		| Schoenoplectus oxyjulos (S.S.Hooper) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus paludicola (Kunth) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus paludicola (Kunth) Palla ex J. Raynal | Synonym |  | TRO | 
	
		| Schoenoplectus patentiglumis Hayashi | Accepted |  | WCSP | 
	
		| Schoenoplectus perrieri (Cherm.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus philippii (Tineo) Pignatti | Synonym |  | WCSP | 
	
		| Schoenoplectus praelongatus (Poir.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus proximus (Steud.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus proximus var. botswanensis Hayas. | Synonym |  | WCSP | 
	
		| Schoenoplectus pseudoarticulatus (L.K. Dai & S.M. Huang) S.Yun Liang & S.R. Zhang | Synonym |  | TRO | 
	
		| Schoenoplectus pseudotriqueter (Steud.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus pulchellus (Kunth) J.Raynal | Accepted |  | WCSP | 
	
		| Schoenoplectus pungens (Vahl) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus pungens var. badius (C.Presl) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus pungens var. longispicatus (Britton) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus pungens subsp. longispicatus (Britton) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus pungens var. polyphyllus (Boeckeler) Dorn | Synonym |  | WCSP | 
	
		| Schoenoplectus pungens var. pungens | Accepted |  | WCSP | 
	
		| Schoenoplectus purshianus (Fernald) M.T.Strong | Synonym |  | WCSP | 
	
		| Schoenoplectus purshianus var. williamsii (Fernald) S.G.Sm. | Synonym |  | WCSP | 
	
		| Schoenoplectus quinquefarius (Buch.-Ham. ex Boeckeler) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus raynalianus U.Scholz | Synonym |  | WCSP | 
	
		| Schoenoplectus rechingeri Kukkonen | Accepted |  | WCSP | 
	
		| Schoenoplectus reductus (Cherm.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus rhodesicus (Podlech) Lye | Accepted |  | WCSP | 
	
		| Schoenoplectus riparius (Nees & Meyen) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus robustus (Pursh) M.T.Strong | Synonym |  | WCSP | 
	
		| Schoenoplectus rogersii (N.E.Br.) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus roylei (Nees) Ovcz. & Czukav. | Synonym |  | WCSP | 
	
		| Schoenoplectus roylei (Nees) Lye | Synonym |  | TRO | 
	
		| Schoenoplectus rubiginosus (Beetle) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus savii (Sebast. & Mauri) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus saximontanus (Fernald) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus schoofii (Beetle) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus scirpoides (Schrad.) Browning | Synonym |  | WCSP | 
	
		| Schoenoplectus senegalensis (Steud.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus senegalensis (Hochst. ex Steud.) Palla ex J. Raynal | Synonym |  | TRO | 
	
		| Schoenoplectus setaceus (L.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus smithii (A.Gray) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus smithii (A. Gray) J. Raynal | Synonym |  | TRO | 
	
		| Schoenoplectus smithii subsp. lateriflorus Soják | Synonym |  | TRO | 
	
		| Schoenoplectus smithii subsp. leiocarpus (Kom.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus smithii var. levisetus (Fernald) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus smithii var. setosus (Fernald) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus smithii subsp. williamsii (Fernald) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus × steinmetzii (Fernald) S.G.Sm. | Accepted |  | WCSP | 
	
		| Schoenoplectus subbisetosus (T.Koyama) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus subterminalis (Torr.) Soják | Accepted |  | WCSP | 
	
		| Schoenoplectus subulatus (Vahl) Lye | Synonym |  | WCSP | 
	
		| Schoenoplectus supinus (L.) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus supinus subsp. densicorrugatus (Tang & F.T. Wang) S.Yun Liang & S.R. Zhang | Unresolved |  | TRO | 
	
		| Schoenoplectus supinus subsp. hallii (A.Gray) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus supinus subsp. lateriflorus (J.F.Gmel.) T.Koyama | Synonym |  | WCSP | 
	
		| Schoenoplectus supinus subsp. lateriflorus (J.F.Gmel.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus supinus subsp. saximontanus (Fernald) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus tabernaemontani (C.C.Gmel.) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus tabernaemontani f. sub-duvalii (Beckh.) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus tatora (Kunth) Palla | Synonym |  | WCSP | 
	
		| Schoenoplectus torreyi (Olney) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus × trapezoideus (Koidz.) Hayas. & H.Ohashi [Unplaced] | Unresolved |  | WCSP | 
	
		| Schoenoplectus × trapezoideus (Koidz.) T. Koyama | Synonym |  | TRO | 
	
		| Schoenoplectus triangulatus (Roxb.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus triqueter (L.) Palla | Accepted |  | WCSP | 
	
		| Schoenoplectus triqueter f. conglomeratus (Döll) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus triqueter f. hoppei (Weihe) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus triqueter f. macrostachys (Junge) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus triqueter f. monostachys (Junge) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus triqueter f. pallidus (Döll) Soó | Synonym |  | WCSP | 
	
		| Schoenoplectus triqueter var. segregatus (C.B.Clarke) Karthik. | Synonym |  | WCSP | 
	
		| Schoenoplectus × triquetriformis V.I.Krecz. | Unresolved |  | WCSP | 
	
		| Schoenoplectus triquetriformis V.I. Krecz. | Synonym |  | TRO | 
	
		| Schoenoplectus × uzenensis (Ohwi ex T.Koyama) Hayas. & H.Ohashi | Accepted |  | WCSP | 
	
		| Schoenoplectus × uzenensis (Ohwi ex T. Koyama) T. Koyama | Synonym |  | TRO | 
	
		| Schoenoplectus validus (Vahl) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus validus (Vahl) T. Koyama | Synonym |  | TRO | 
	
		| Schoenoplectus validus subsp. creber (Fernald) Á.Löve & D.Löve | Synonym |  | WCSP | 
	
		| Schoenoplectus validus subsp. luxurians (Miq.) Soják | Synonym |  | WCSP | 
	
		| Schoenoplectus vohemarensis (Cherm.) J.Raynal | Synonym |  | WCSP | 
	
		| Schoenoplectus wallichii (Nees) T.Koyama | Synonym |  | WCSP |