鴨跖草屬（學名：_Commelina_）是鴨跖草科下的一個屬，為草本植物。該屬共有 230 種，主要分布於熱帶和亞熱帶地區，模式種為鴨跖草（_Commelina communis_）。

屬名 _Commelina_ 為紀念德國植物學家 Kasper Commelyn（1667-1731）而命名。



下屬物種

本屬包括以下物種：


* _Commelina acuminata_ (R.Br.) Roem. & Schult., 1824

* _Commelina acutispatha_ DeWild.

* _Commelina acutissima_ Urb.

* _Commelina aequinoxialis_ P.Beauv., 1806

* _Commelina africana_ L.

* _Commelina africana_ Mirb.

* _Commelina agrostophylla_ F.Muell.

* _Commelina albescens_ Hassk.

* _Commelina albiflora_ Faden

* _Commelina amplexicaulis_ Hassk.

* _Commelina andamanica_ S.M.Joseph & Nampy

* _Commelina angustifolia_ Hort.Berol.

* _Commelina appendiculata_ C.B.Clarke

* _Commelina aquatica_ J.K.Morton

* _Commelina arenicola_ Faden

* _Commelina ascendens_ J.K.Morton

* _Commelina aspera_ G.Don ex Benth.

* _Commelina attenuata_ J.Koenig ex Vahl

* _Commelina aurantiiflora_ Faden & Raynsf.

* 耳苞鴨跖草 _Commelina auriculata_ Blume

* _Commelina avenifolia_ J.Graham

* _Commelina badamica_ Nandikar & Gurav

* _Commelina baidoensis_ Chiov., 1951

* _Commelina bakueana_ A.Chev.

* _Commelina bambusifolia_ Matuda

* _Commelina barbata_ Lam.

* _Commelina barbata_ Sieber ex C.B.Clarke, 1881

* _Commelina beccariana_ Martelli

* _Commelina bella_ Oberm.

* 圓葉鴨跖草 _Commelina benghalensis_ L.

* _Commelina bequaertii_ DeWild.

* _Commelina bibracteata_ Wied-Neuw.

* _Commelina boissieriana_ C.B.Clarke

* _Commelina boucheana_ Roem. & Schult.

* _Commelina bracteosa_ Hassk.

* _Commelina bravoa_ Matuda

* _Commelina cajannensis_ Sieber ex Steud., 1840

* _Commelina cameroonensis_ J.K.Morton

* _Commelina capitata_ Benth.

* _Commelina capitata_ Klotzsch ex C.B.Clarke, 1881

* _Commelina caroliniana_ Hort.Berol.

* _Commelina caroliniana_ Walter

* _Commelina catharinensis_ Hassemer, J.P.R.Ferreira, Funez & J.D.Medeiros

* _Commelina chamissonis_ Klotzsch ex C.B.Clarke

* _Commelina chayaensis_ Faden

* _Commelina ciliata_ Stanley

* _Commelina clandestina_ Mart. ex Steud., 1840

* _Commelina clarkeana_ De Wild. & T.Durand

* _Commelina clarkeana_ K.Schum.

* _Commelina clavata_ C.B.Clarke

* _Commelina clavatoides_ Nampy & S.M.Joseph

* _Commelina commelinoides_ Forssk.

* 鴨跖草 _Commelina communis_ L.

* _Commelina congesta_ C.B.Clarke

* _Commelina congestipantha_ López-Ferr., Espejo & Ceja

* _Commelina corbisieri_ DeWild.

* _Commelina corradii_ Chiov. ex Chiarugi

* _Commelina corradii_ Chiov., 1951

* _Commelina crassicaulis_ C.B.Clarke

* _Commelina cufodontii_ Chiov.

* _Commelina cyanea_ R.Br.

* _Commelina dammeriana_ K.Schum.

* 丹霞鴨跖草 _Commelina danxiaensis_

* _Commelina debilis_ Hort.Berol.

* _Commelina deficiens_ Herb. ex Steud., 1840

* _Commelina deficiens_ Van Houtte

* _Commelina deflexa_ Rusby

* _Commelina dekindtiana_ Fritsch

* _Commelina demissa_ C.B.Clarke

* _Commelina dianthifolia_ Delile

* _Commelina dianthifolia_ Redouté

* _Commelina dielsii_ Herter

* 節節草 _Commelina diffusa_ Burm.f.

* _Commelina disperma_ Faden

* _Commelina droogmansiana_ DeWild.

* _Commelina dubia_ Hort.Berol.

* _Commelina eckloniana_ Kunth

* _Commelina elliptica_ Kunth

* _Commelina ensifolia_ R.Br.

* _Commelina erecta_ Chapm., 1860

* _Commelina erecta_ Hort.Berol.

* _Commelina erecta_ L.

* _Commelina esculenta_ Herb.Madr. ex Wall.

* _Commelina fastigiata_ Schltr.

* _Commelina fluviatilis_ Brenan

* _Commelina foliacea_ Chiov.

* _Commelina forskalaei_ Vahl, 1805

* _Commelina forskaolii_ Vahl

* _Commelina forsskalii_ Vahl

* _Commelina frutescens_ Faden

* _Commelina gambiae_ C.B.Clarke

* _Commelina gelatinosa_ Edgew.

* _Commelina geniculata_ Desv.

* _Commelina geniculata_ Desv. ex Ham.

* _Commelina geniculata_ Sessé & Moc.

* _Commelina giorgii_ DeWild.

* _Commelina glabrata_ Kunth

* _Commelina gourmaca_ A.Chev.

* _Commelina gourmaensis_ A.Chev.

* _Commelina graminifolia_ Pav. ex C.B.Clarke, 1881

* _Commelina graminifolia_ Sessé & Moc.

* _Commelina grandiflora_ Ten.

* _Commelina grandis_ Brenan

* _Commelina grossa_ C.B.Clarke

* _Commelina guaranitica_ C.B.Clarke, 1903

* _Commelina haitiensis_ Urb. & Ekman

* _Commelina harcocuskii_ Ten.

* _Commelina heterosperma_ Blatt. & Hallb.

* _Commelina hirsuta_ (Wight) Bedd.

* _Commelina hirsuta_ Link, 1820

* _Commelina hispida_ Ruiz & Pav.

* _Commelina hockii_ DeWild.

* _Commelina hoffmannii_ Hassk.

* _Commelina holubii_ C.B.Clarke

* _Commelina homblei_ DeWild.

* _Commelina huillensis_ Welw. ex C.B.Clarke

* _Commelina humblotii_ H.Perrier

* _Commelina huntii_ M.Pell.

* _Commelina ignorata_ Kunth

* _Commelina imberbis_ Ehrenb. ex Hassk.

* _Commelina indehiscens_ E.Barnes

* _Commelina irumuensis_ DeWild.

* _Commelina jaliscana_ Matuda

* _Commelina jamesonii_ C.B.Clarke

* _Commelina japonica_ Hort.Berol.

* _Commelina kapiriensis_ DeWild.

* _Commelina kilanga_ DeWild.

* _Commelina kisantuensis_ DeWild.

* _Commelina kitaleensis_ Faden

* _Commelina kituloensis_ Faden

* _Commelina kotschyi_ Hassk.

* _Commelina lanceolata_ R.Br.

* _Commelina lanuginosa_ B.Heyne ex Wall., 1831

* _Commelina latifolia_ Hochst. ex A.Rich.

* _Commelina leiocarpa_ Benth.

* _Commelina littoralis_ M.C.Naik & Nandikar

* _Commelina longicapsa_ C.B.Clarke

* _Commelina longicaulis_ Hort.Berol.

* _Commelina longicaulis_ Jacq.

* _Commelina longifolia_ Lam.

* _Commelina lonicerioides_ Engl.

* _Commelina loniceroides_ Engl.

* _Commelina loureiroi_ Kunth

* _Commelina lukei_ Faden

* _Commelina lukonzolwensis_ DeWild.

* _Commelina lunata_ B.Heyne, 1892

* _Commelina luteiflora_ DeWild.

* _Commelina luzonensis_ Elmer

* _Commelina macrospatha_ Gilg & Ledermann ex Mildbr.

* _Commelina macrosperma_ J.K.Morton

* 地地藕 _Commelina maculata_ Edgew.

* _Commelina madagascarica_ C.B.Clarke

* _Commelina major_ H.Perrier

* _Commelina martyrum_ H.Lév.

* _Commelina mascarenica_ C.B.Clarke

* _Commelina melanorrhiza_ Faden

* _Commelina membranacea_ Robyns

* _Commelina mensensis_ Schweinf.

* _Commelina merkeri_ K.Schum.

* _Commelina microspatha_ K.Schum.

* _Commelina milne-redheadii_ Faden

* _Commelina modesta_ Oberm.

* _Commelina montana_ K.Schum. ex Engl., 1892

* _Commelina montigena_ H.Perrier

* _Commelina mwatayamvoana_ P.A.Duvign. & Dewit

* _Commelina neurophylla_ C.B.Clarke

* _Commelina nigritana_ Benth.

* _Commelina nitens_ Ten.

* _Commelina nivea_ López-Ferr., Espejo & Ceja

* _Commelina nyasensis_ C.B.Clarke

* _Commelina obliqua_ Vahl

* _Commelina oligotricha_ Miq.

* _Commelina orchidophylla_ Faden & Layton

* _Commelina orchioides_ Roth ex Steud., 1840

* _Commelina paleata_ Hassk.

* _Commelina pallida_ DeWilld.

* _Commelina pallidispatha_ Faden

* 大苞鴨跖草 _Commelina paludosa_ Blume

* _Commelina paniculata_ Hill

* _Commelina paniculata_ Hort.Berol.

* _Commelina persicariifolia_ Wall., 1848

* _Commelina petersii_ Hassk.

* _Commelina phaeochaeta_ Chiov.

* _Commelina phalangioides_ Crantz

* _Commelina phalangoides_ Crantz

* _Commelina pilosa_ Steud., 1840

* _Commelina platyphylla_ Klotzsch ex Seub.

* _Commelina polhillii_ Faden & M.H.Alford

* _Commelina pseudopurpurea_ Faden

* _Commelina pseudoscaposa_ DeWild.

* _Commelina pseudozanonia_ Kunth

* _Commelina puberula_ Hort.Berol.

* _Commelina pubescens_ Hornem.

* _Commelina pubescens_ Klotzsch ex C.B.Clarke, 1881

* _Commelina pubinervis_ Hassk.

* 紫鴨跖草 _Commelina purpurea_ C.B.Clarke

* _Commelina pycnospatha_ Brenan

* _Commelina pynaertii_ DeWild.

* _Commelina quarrei_ DeWild.

* _Commelina queretarensis_ López-Ferr., Espejo & Ceja

* _Commelina quitensis_ Benth.

* _Commelina rafinesquei_ Kunth

* _Commelina ramosissima_ López-Ferr., Espejo & Ceja

* _Commelina ramulosa_ (C.B.Clarke) H.Perrier

* _Commelina rara_ Roxb. ex Steud., 1840

* _Commelina reflexa_ Rusby

* _Commelina reptans_ Brenan

* _Commelina reticulata_ Stanley

* _Commelina reygaertii_ DeWild.

* _Commelina rhodesica_ Norl.

* _Commelina robynsii_ DeWild.

* _Commelina roensis_ M.D.Barrett & R.L.Barrett

* _Commelina rogersii_ Burtt Davy

* _Commelina rorigera_ Fisch. ex Ten.

* _Commelina rosulata_ Faden & Layton

* _Commelina rotusta_ Kunth

* _Commelina ruandensis_ DeWild.

* _Commelina rubens_ Hort.Berol.

* _Commelina rufipes_ Seub.

* _Commelina rumphii_ Kostel.

* _Commelina rupestris_ Nandikar & Gurav

* _Commelina rupicola_ Font Quer ex Emb. & Maire

* _Commelina rupiphraga_ Koidz.

* _Commelina rzedowskii_ López-Ferr., Espejo & Ceja

* _Commelina salicifolia_ Bojer, 1837

* _Commelina saxatilis_ H.Perrier

* _Commelina saxosa_ DeWild.

* _Commelina scabra_ Benth.

* _Commelina scandens_ Kunth ex R.Knuth, 1927

* _Commelina scandens_ Welw. ex C.B.Clarke

* _Commelina scapigera_ Hort.Berol.

* _Commelina scaposa_ C.B.Clarke ex De Wild. & T.Durand

* _Commelina schinzii_ C.B.Clarke

* _Commelina schliebenii_ Mildbr.

* _Commelina schomburgkiana_ Klotzsch

* _Commelina schweinfurthii_ C.B.Clarke

* _Commelina semi-ovata_ Buch.-Ham., 1848

* _Commelina setosa_ Wight, 1848

* _Commelina shinsendaensis_ DeWild.

* _Commelina sikkimensis_ C.B.Clarke

* _Commelina singularis_ Vell.

* _Commelina socorrogonzaleziae_ Espejo & López-Ferr.

* _Commelina somalensis_ Chiov.

* _Commelina speciosa_ A.Heller

* _Commelina spectabilis_ C.B.Clarke

* _Commelina sphaerorrhizoma_ Faden & Layton

* _Commelina spirata_ J.Koenig ex Steud., 1840

* _Commelina standleyi_ Steyerm.

* _Commelina stefaniniana_ Chiov.

* _Commelina striata_ Wall., 1848

* _Commelina subaurantiaca_ Hochst.

* _Commelina subcucullata_ C.B.Clarke

* _Commelina subscabrifolia_ DeWild.

* _Commelina subulata_ Roth

* 大葉鴨跖草 _Commelina suffruticosa_ Blume

* _Commelina sulcata_ Hoffmanns., 1820

* _Commelina sulcatisperma_ Faden

* _Commelina sylvatica_ DeWild.

* _Commelina tenuis_ Roem. & Schult., 1824

* _Commelina texcocana_ Matuda

* _Commelina trachysperma_ Chiov.

* _Commelina transversifolia_ DeWild.

* _Commelina triangulispatha_ Mildbr.

* _Commelina tricarinata_ Stanley

* _Commelina tricolor_ E.Barnes

* _Commelina trilobosperma_ K.Schum.

* _Commelina tuberosa_ Billb. ex Beurl.

* _Commelina tuberosa_ Burm. ex Steud., 1840

* _Commelina tuberosa_ L.

* _Commelina umbellata_ Schumach. & Thonn.

* 波緣鴨跖草 _Commelina undulata_ R.Br.

* _Commelina ussilensis_ Schweinf.

* _Commelina vaginata_ B.Heyne ex Steud., 1840

* _Commelina vaginata_ Sonn. ex C.B.Clarke, 1881

* _Commelina velutina_ Mildbr.

* _Commelina vermoesenii_ DeWild.

* _Commelina villosa_ (C.B.Clarke) C.B.Clarke, 1901

* _Commelina virginica_ G.Forst., 1786

* _Commelina virginica_ L.

* _Commelina welwitschii_ C.B.Clarke

* _Commelina wightii_ R.S.Rao, 1962

* _Commelina wightii_ Raizada

* _Commelina zambesica_ C.B.Clarke

* _Commelina zenkeri_ C.B.Clarke

* _Commelina zeylanica_ Falkenb.

* _Commelina zigzag_ P.A.Duvign. & Dewit

歸入本屬的物種：


* _Athyrocarpus pallidus_ Hassk. ex C.B.Clarke, 1881

* _Athyrocarpus pallidus_ Schltdl., 1855

* _Larnalles dichotoma_ Raf.

* _Larnalles glauca_ Raf.



參考文獻