• Cyperus Linnaeus, 1753
• Cyperus acicularis Schrad. ex Nees accepted as Cyperus odoratus Linnaeus
• Cyperus acuminatus Torr. & Hook. ex Torr.
• Cyperus aggregatus (Willd.) Endl.
• Cyperus albomarginatus (Mart. & Schrad. ex Nees) Steud. accepted as Cyperus flavicomus Michx.
• Cyperus alopecuroides Rottb.
• Cyperus alternifolius auct. non L. accepted as Cyperus involucratus Rottb.
• Cyperus amabilis Vahl
• Cyperus amuricus Maxim.
• Cyperus aristatus Rottb. accepted as Cyperus squarrosus Linnaeus
• Cyperus articulatus Linnaeus
• Cyperus asper (Liebm.) O'Neill accepted as Cyperus mutisii (Kunth) Griseb.
• Cyperus auriculatus Nees & Meyen ex Kunth
• Cyperus bipartitus Torr.
• Cyperus blodgettii Britt. accepted as Cyperus retrorsus Chapman
• Cyperus brevifolioides Thieret & Delahoussaye accepted as Kyllinga gracillima Miq.
• Cyperus brevifolius (Rottb.) Endl. ex Hassk. accepted as Kyllinga brevifolia Rottb.
• Cyperus brunneus Sw. accepted as Cyperus planifolius L.C. Rich.
• Cyperus buckleyi Britt. accepted as Cyperus spectabilis Link
• Cyperus bushii Britt. accepted as Cyperus lupulinus (Spreng.) Marcks
• Cyperus calcicola Britt.
• Cyperus careyi Britt. accepted as Cyperus laevigatus Linnaeus
• Cyperus cayennensis (Lam.) Britt. accepted as Cyperus aggregatus (Willd.) Endl.
• Cyperus cephalanthus Torr. & Hook.
• Cyperus compressus Linnaeus
• Cyperus confertus Sw.
• Cyperus congestus Vahl
• Cyperus croceus Vahl
• Cyperus cuspidatus Kunth
• Cyperus cylindricus (Ell.) Britt. accepted as Cyperus retrorsus Chapman
• Cyperus cyperinus (Retz.) Sur.
• Cyperus cyperoides (L.) Kuntze
• Cyperus deamii O'Neill
• Cyperus decipiens Hbd. accepted as Cyperus hillebrandii Boeckl.
• Cyperus deeringianus Britt. ex Small accepted as Cyperus retrorsus Chapman
• Cyperus densicaespitosus Mattf. & Kükenth. ex Kükenth. accepted as Kyllinga pumila Michx.
• Cyperus densus Link accepted as Cyperus lanceolatus Poir.
• Cyperus dentatus Torr.
• Cyperus dentoniae G. Tucker
• Cyperus diandrus Torr.
• Cyperus difformis Linnaeus
• Cyperus diffusus Vahl
• Cyperus digitatus Roxb.
• Cyperus dioicus I.M. Johnston
• Cyperus dipsaceus Liebamann
• Cyperus dipsaciformis Fern. accepted as Cyperus retrofractus (L.) Torr.
• Cyperus dissitiflorus Nees ex Torr. accepted as Cyperus thyrsiflorus Jungh.
• Cyperus distans L. f.
• Cyperus distinctus Steud.
• Cyperus drummondii Torr. & Hook. accepted as Cyperus virens Michx.
• Cyperus echinatus (L.) Wood
• Cyperus eggersii Boeckl. accepted as Cyperus odoratus Linnaeus
• Cyperus elegans Linnaeus
• Cyperus engelmanni
• Cyperus engelmannii Steud. accepted as Cyperus odoratus Linnaeus
• Cyperus entrerianus Boeckl.
• Cyperus eragrostis Lam.
• Cyperus erythrorhizos Muhl.
• Cyperus esculentus Linnaeus
• Cyperus fauriei Kükenth.
• Cyperus fendleranus Boeck.
• Cyperus fendlerianus Boeckl.
• Cyperus ferax L.C. Rich. accepted as Cyperus odoratus Linnaeus
• Cyperus ferruginescens Boeckl. accepted as Cyperus odoratus Linnaeus
• Cyperus filicinus Vahl
• Cyperus filiculmis auct. non Vahl accepted as Cyperus lupulinus (Spreng.) Marcks
• Cyperus filiformis Sw.
• Cyperus flabelliformis Rottb. accepted as Cyperus involucratus Rottb.
• Cyperus flavescens Linnaeus
• Cyperus flavicomus Michx.
• Cyperus flavus (Vahl) Nees accepted as Cyperus aggregatus (Willd.) Endl.
• Cyperus flexuosus Vahl
• Cyperus floridanus Britt.
• Cyperus fugax Liebm.
• Cyperus fuligineus Chapman
• Cyperus fuscus Linnaeus
• Cyperus giganteus Vahl
• Cyperus globulosus auct. non Aubl. accepted as Cyperus croceus Vahl
• Cyperus gracilis R. Br.
• Cyperus granitophilus McVaugh
• Cyperus granularis (Desf.) Britt. accepted as Cyperus nanus Willd.
• Cyperus grayi Torr.
• Cyperus grayoides Mohlenbrock
• Cyperus halei Torr. ex Britt. accepted as Cyperus erythrorhizos Muhl.
• Cyperus hallii Britt. accepted as Cyperus setigerus Torr. & Hook.
• Cyperus hansenii Britt. accepted as Cyperus strigosus Linnaeus
• Cyperus haspan Linnaeus
• Cyperus hermaphroditus (Jacq.) Standl.
• Cyperus hillebrandii Boeckl.
• Cyperus holosericeus Link accepted as Cyperus polystachyos Rottb.
• Cyperus houghtonii Torr.
• Cyperus huarmensis (Kunth) M.C. Johnston accepted as Cyperus aggregatus (Willd.) Endl.
• Cyperus hypochlorus Hbd.
• Cyperus hypopitys G. Tucker
• Cyperus hystricinus Fern.
• Cyperus imbricatus Retz.
• Cyperus incompletus (Jacq.) Link accepted as Cyperus hermaphroditus (Jacq.) Standl.
• Cyperus inflexus Muhl. accepted as Cyperus squarrosus Linnaeus
• Cyperus involucratus Rottb.
• Cyperus iria Linnaeus