Viola abulensis Fern.Casado & Nava
Viola abyssinica Steud. ex Oliv.
Viola acanthophylla Leyb. ex Reiche
Viola accrescens Klokov
Viola acrocerauniensis Erben
Viola acuminata Ledeb.
Viola acutifolia (Kar. & Kir.) W.Becker
Viola adenothrix Hayata
Viola × adriatica Freyn
Viola × adulterina Godr.
Viola adunca Sm.
Viola aethnensis (Ging.) Strobl
Viola aetolica Boiss. & Heldr.
Viola affinis Leconte
Viola aizoon Reiche
Viola alaica Vved.
Viola alba Besser
Viola albanica Halácsy
Viola albida Palib.
Viola × albimaritima Vl.V.Nikitin
Viola × albovii Vl.V.Nikitin
Viola alexandrowiana (W.Becker) Juz.
Viola alexejana Kamelin & Junussov
Viola aliceae M.S.Baker
Viola allchariensis Beck
Viola alliariifolia Nakai
Viola allochroa Botsch.
Viola alpina Jacq.
Viola altaica Ker Gawl.
Viola amamiana Hatus.
Viola ambigua Waldst. & Kit.
Viola amurica W.Becker
Viola anagae Gilli
Viola angkae Craib
Viola angustifolia Phil.
Viola anitae J.M.Watson
Viola annamensis Baker f.
Viola appalachiensis L.K.Henry
Viola araucaniae W.Becker
Viola arborescens L.
Viola argentina W.Becker
Viola arguta Humb. & Bonpl. ex Schult.
Viola arsenica Beck
Viola arvensis Murray
Viola athois W.Becker
Viola atropurpurea Leyb.
Viola aurantiaca Leyb.
Viola aurata Phil.
Viola auricolor Skottsb.
Viola auriculata Leyb.
Viola austrosinensis Y.S.Chen & Q.E.Yang
Viola × awagatakensis T.Yamaz., I.Ito & Ageishi
Viola bakeri Greene
Viola balansae Gagnep.
Viola balcanica Delip.
Viola bangii Rusby
Viola banksii K.R.Thiele & Prober
Viola baoshanensis W.S.Shu, W.Liu & C.Y.Lan
Viola barkalovii Bezd.
Viola barroetana W.Schaffn. ex Hemsl.
Viola × bavarica Schrank
Viola beamanii Calderón
Viola beckeriana J.M.Watson & A.R.Flores
Viola beckiana Fiala ex Beck
Viola beckwithii Torr. & A.Gray
Viola belophylla Boissieu
Viola bertolonii Pio
Viola betonicifolia Sm.
Viola bezdelevae Vorosch.
Viola bhutanica H.Hara
Viola biflora L.
Viola binayensis Okamoto & K.Ueda
Viola × bissellii House
Viola bissetii Maxim.
Viola blanda Willd.
Viola blandiformis Nakai
Viola × blaxlandiae J.M.Watson & A.R.Flores
Viola bocquetiana Yild.
Viola boissieuana Makino
Viola boliviana Britton
Viola × borussica (Borbás) W.Becker
Viola brachyceras Turcz.
Viola brachypetala Gay
Viola brachyphylla W.Becker
Viola × braunii Borbás
Viola breviflora Jungsim Lee & M.Kim
Viola brevistipulata (Franch. & Sav.) W.Becker
Viola bridgesii Britton
Viola brittoniana Pollard
Viola bubanii Timb.-Lagr.
Viola bulbosa Maxim.
Viola × burnatii Gremli
Viola bustillosia Gay
Viola calcarata L.
Viola calchaquiensis W.Becker
Viola calcicola R.A.McCauley & H.E.Ballard
Viola caleyana G.Don
Viola cameleo H.Boissieu
Viola canadensis L.
Viola canescens Wall.
Viola canina L.
Viola cano-barbata Leyb.
Viola capillaris Pers.
Viola cassinensis Strobl
Viola cavillieri W.Becker
Viola cazorlensis Gand.
Viola cenisia L.
Viola cephalonica Bornm.
Viola cerasifolia A.St.-Hil.
Viola chamaedrys Leyb.
Viola chamissoniana Ging.
Viola changii J.S.Zhou & F.W.Xing
Viola charlestonensis M.S.Baker & J.C.Clausen
Viola chassanica Kork.
Viola cheiranthifolia Bonpl.
Viola chejuensis Y.N.Lee & Y.C.Oh
Viola chelmea Boiss.
Viola chiapasiensis W.Becker
Viola × chrysantha Schrad. ex Rchb.
Viola cilicica Contandr. & Quézel
Viola cinerea Boiss.
Viola clauseniana M.S.Baker
Viola cleistogamoides (L.G.Adams) Seppelt
Viola cochranei H.E.Ballard
Viola collina Besser
Viola columnaris Skottsb.
Viola comberi W.Becker
Viola commersonii DC. ex Ging.
Viola comollia Massara
Viola concordifolia C.J.Wang
Viola confertifolia C.C.Chang
Viola congesta Gillies ex Hook. & Arn.
Viola × conjugens Greene
Viola × consobrina House
Viola × consocia House
Viola × contempta Jord.
Viola × cooperrideri H.E.Ballard
Viola × cordifolia Schwein.
Viola cornuta L.
Viola coronifera W.Becker
Viola corralensis Phil.
Viola corsica Nyman
Viola cotyledon Ging.
Viola crassifolia Fenzl
Viola crassiuscula Bory
Viola cuatrecasasii L.B.Sm. & A.Fernández
Viola cucullata Aiton
Viola cuicochensis Hieron.
Viola culminis F.Fen. & Moraldo
Viola cuneata S.Watson
Viola cunninghamii Hook.f.
Viola curicoensis W.Becker
Viola curtisiae (L.G.Adams) K.R.Thiele
Viola cuspidifolia W.Becker
Viola cyathiformis W.Becker
Viola czemalensis Zuev
Viola dacica Borbás
Viola dactyloides Schult.
Viola dalatensis Gagnep.
Viola dandoisiorum J.M.Watson & A.R.Flores
Viola danielae Pînzaru
Viola dasyphylla W.Becker
Viola davidii Franch.
Viola × davisii House
Viola decipiens Reiche
Viola declinata Waldst. & Kit.
Viola decumbens L.f.
Viola delavayi Franch.
Viola delphinantha Boiss.
Viola demetria Prolongo ex Boiss.
Viola denizliensis O.D.Dü?en, Göktürk, U.Sarpkaya & B.Gürcan
Viola diamantiaca Nakai
Viola dichroa Boiss.
Viola diffusa Ging.
Viola dimorphophylla Y.S.Chen & Q.E.Yang
Viola dirimliensis Blaxland
Viola dirphya Tiniakou
Viola disjuncta W.Becker
Viola dissecta Ledeb.
Viola diversifolia (Ging.) W.Becker
Viola doerfleri Degen
Viola doii Taken.
Viola dombeyana DC. ex Ging.
Viola domeikoana Gay
Viola domingensis Urb.
Viola douglasii Steud.
Viola × dubia Wiesb.
Viola dubyana Burnat ex Gremli
Viola duclouxii W.Becker
Viola dukadjinica W.Becker & Koanin
Viola dyris Maire
Viola × eclipes H.E.Ballard
Viola ecuadorensis W.Becker
Viola egglestonii Brainerd
Viola eizanensis (Makino) Makino
Viola × eizasieboldii Sugim. ex T.Shimizu
Viola elatior Fr.
Viola elegantula Schott
Viola eminens K.R.Thiele & Prober
Viola eminii (Engl.) R.E.Fr.
Viola epipsila Ledeb.
Viola epipsiloides Á.Löve & D.Löve
Viola epirota (Halácsy) Raus
Viola ermenekensis Yild. & Dinç
Viola escarapela J.M.Watson & A.R.Flores
Viola escondidaensis W.Becker
Viola etrusca Erben
Viola eugeniae Parl.
Viola evae Hieron. ex W.Becker
Viola eximia Formánek
Viola exsul J.M.Watson & A.R.Flores
Viola falconeri Hook.f. & Thomson
Viola farkasiana J.M.Watson & A.R.Flores
Viola faurieana W.Becker
Viola × fernaldii House
Viola ferrarinii Moraldo & Ricceri
Viola filicaulis Hook.f.
Viola × filicetorum Greene
Viola fischeri W.Becker
Viola fissifolia Kitag.
Viola flagelliformis Hemsl.
Viola flavicans Wedd.
Viola flettii Piper
Viola flos-idae Hieron.
Viola fluehmannii Phil.
Viola formosana Hayata
Viola forrestiana W.Becker
Viola forskaalii Greuter
Viola fragrans Sieber
Viola frank-smithii N.H.Holmgren
Viola friderici W.Becker
Viola frigida Phil.
Viola frondosa (Velen.) Velen.
Viola fruticosa W.Becker
Viola × fujisanensis S.Watan.
Viola fuscifolia W.Becker
Viola fuscoviolacea (L.G.Adams) T.A.James
Viola galeanaensis M.S.Baker
Viola gan-chouenensis W.Becker
Viola × ganeschinii Vl.V.Nikitin
Viola ganiatsasii Erben
Viola gelida J.M.Watson, M.P.Cárdenas & A.R.Flores
Viola germainii Sparre
Viola glabella Nutt.
Viola glacialis Poepp. & Endl.
Viola glandularis H.E.Ballard & P.M.Jørg.
Viola glaucescens Oudem.
Viola glechomoides Leyb.
Viola gmeliniana Schult.
Viola godoyae Phil.
Viola × gotlandica W.Becker
Viola gracilis Sm.
Viola gracillima A.St.-Hil.
Viola grahamii Benth.
Viola grandisepala W.Becker
Viola granulosa Wedd.
Viola grayi Franch. & Sav.
Viola greatrexii Nakai & F.Maek.
Viola grisebachiana Vis.
Viola × grubovii Vl.V.Nikitin
Viola grypoceras A.Gray
Viola guadalupensis A.M.Powell & Wauer
Viola guangzhouensis A.Q.Dong, J.S.Zhou & F.W.Xing
Viola guatemalensis W.Becker
Viola × halacsyana Degen & Dörfl.
Viola hallii A.Gray
Viola hamiltoniana D.Don
Viola hancockii W.Becker
Viola hastata Michx.
Viola hederacea Labill.
Viola hediniana W.Becker
Viola heldreichiana Boiss.
Viola helena C.N.Forbes & Lydgate
Viola hemsleyana Calderón
Viola henryi H.Boissieu
Viola hieronymi W.Becker
Viola hillii W.Becker
Viola hirsutula Brainerd
Viola hirta L.
Viola × hirtiformis Wiesb.
Viola hirtipes S.Moore
Viola hispida Lam.
Viola hissarica Juz.
Viola × hollickii House
Viola hondoensis W.Becker & H.Boissieu
Viola hookeriana Kunth
Viola howellii A.Gray
Viola huesoensis Martic.
Viola huidobrii Gay
Viola hultenii W.Becker
Viola humilis Kunth
Viola hunanensis Hand.-Mazz.
Viola × hungarica Degen & Sabr.
Viola hybanthoides W.B.Liao & Q.Fan
Viola hymettia Boiss. & Heldr.
Viola ibukiana Makino
Viola ignobilis Rupr.
Viola × igoschinae Vl.V.Nikitin
Viola improcera L.G.Adams
Viola incisa Turcz.
Viola × incissecta Vl.V.Nikitin
Viola inconspicua Blume
Viola indica W.Becker
Viola × insessa House
Viola × insolita House
Viola × interjecta Borbás
Viola ircutiana Turcz.
Viola irinae Zolot.
Viola isaurica Contandr. & Quézel
Viola × iselensis W.Becker
Viola isopetala Juz.
Viola ivonis Erben
Viola iwagawae Makino
Viola jalapaensis W.Becker
Viola jangiensis W.Becker
Viola japonica Langsd. ex Ging.
Viola jaubertiana Marès & Vigin.
Viola javanica W.Becker
Viola jeniseensis Zuev
Viola × jindoensis M.Kim
Viola jinggangshanensis Z.L.Ning & J.P.Liao
Viola jizushanensis S.H.Huang
Viola × joannis-wagneri Kárpáti
Viola johnstonii W.Becker
Viola jooi Janka
Viola jordanii Hanry
Viola × juzepczukii Vl.V.Nikitin
Viola kamtschadalorum W.Becker & Hultén
Viola × karakulensis Vl.V.Nikitin & O.Baranova
Viola karlreicheana Sanso, M.Seo & Xifreda
Viola kauaensis A.Gray
Viola keiskei Miq.
Viola kermesina W.Becker
Viola × kerneri Wiesb.
Viola kiangsiensis W.Becker
Viola kisoana Nakai
Viola kitaibeliana Schult.
Viola kitamiana Nakai
Viola kizildaghensis Dinç & Yild.
Viola kjellbergii Melch.
Viola × klingeana Ronniger
Viola kosanensis Hayata
Viola kosaninii (Degen) Hayek
Viola × kozo-poljanskii Grosset
Viola × krascheninnikoviorum Vl.V.Nikitin
Viola kunawarensis Royle
Viola kupffieri Klokov
Viola kusanoana Makino
Viola kusnezowiana W.Becker
Viola kwangtungensis Melchior (eFlora of China- Taiwan)
Viola labradorica Schrank
Viola × lacmonica Hausskn.
Viola lactea Sm.
Viola lactiflora Nakai
Viola lainzii P.Monts.
Viola lanaiensis W.Becker
Viola lanceolata L.
Viola langeana Valentine
Viola langsdorffii Fisch. ex Ging.
Viola lanifera W.Becker
Viola laricicola Marcussen
Viola latistipula Hemsl.
Viola lehmannii W.Becker
Viola leyboldiana Phil.
Viola libanotica Boiss.
Viola lilliputana Iltis & H.E.Ballard
Viola lilloana W.Becker
Viola limbarae (Merxm. & W.Lippert) Arrigoni
Viola lithion N.H.Holmgren & P.K.Holmgren
Viola llullaillacoensis W.Becker
Viola lobata Benth.
Viola lucens W.Becker
Viola × luciae Skottsb.
Viola lutea Huds.
Viola lyallii Hook.f.
Viola macloskeyi F.E.Lloyd
Viola macroceras Bunge
Viola maculata Cav.
Viola magellanica G.Forst.
Viola magellensis Porta & Rigo ex Strobl
Viola magnifica C.J.Wang & X.D.Wang
Viola majchurensis Pissjauk.
Viola × malteana House
Viola mandonii W.Becker
Viola mandshurica W.Becker
Viola maoershanensis Y.S.Chen & Q.E.Yang
Viola marcelorosasii J.M.Watson & A.R.Flores
Viola × markgrafii W.Becker
Viola maroccana (Maire) Maire
Viola × matczkasensis Vl.V.Nikitin
Viola mauritii Tepl.
Viola maviensis H.Mann
Viola maximowicziana Makino
Viola maymanica Grey-Wilson
Viola mearnsii Merr.
Viola melissifolia Greene
Viola membranacea W.Becker
Viola mercurii Orph. ex Halácsy
Viola merrilliana W.Becker
Viola merxmuelleri Erben
Viola micranthella Wedd.
Viola microcentra W.Becker
Viola microphylla Phil.
Viola milanae Vl.V.Nikitin
Viola minuta M.Bieb.
Viola minutiflora Phil.
Viola mirabilis L.
Viola missouriensis Greene
Viola × mixta A.Kern.
Viola miyajiana Koidz.
Viola modesta Fenzl
Viola × mollicula House
Viola mongolica Franch.
Viola montagnei Gay
Viola montcaunica Pau
Viola moupinensis Franch.
Viola mucronulifera Hand.-Mazz.
Viola muehldorfii Kiss
Viola × mulfordiae Pollard
Viola muliensis Y.S.Chen & Q.E.Yang
Viola munbyana Boiss. & Reut.
Viola muscoides Phil.
Viola nagasawae Makino & Hayata
Viola × najadum Wein
Viola nana (DC. ex Ging.) Le Jol.
Viola nanlingensis J.S.Zhou & F.W.Xing
Viola nannae R.E.Fr.
Viola nannei Pol.
Viola × napae House
Viola nebrodensis C.Presl
Viola × neglectiformis Vl.V.Nikitin
Viola nemoralis Kütz.
Viola nephrophylla Greene
Viola niederleinii W.Becker
Viola × nikitinii Vasjukov
Viola nitida Y.S.Chen & Q.E.Yang
Viola nobilis W.Becker
Viola × notabilis E.P.Bicknell
Viola novae-angliae House
Viola nubigena Leyb.
Viola nuda W.Becker
Viola nuevo-leonensis W.Becker
Viola nujiangensis Y.S.Chen & X.H.Jin
Viola nummulariifolia Vill.
Viola nuttallii Pursh
Viola oahuensis C.N.Forbes
Viola oblonga Blatt.
Viola obtusa (Makino) Makino
Viola × obtusoacuminata T.Hashim. ex T.Shimizu
Viola obtusogrypoceras Makino
Viola occulta Lehm.
Viola ocellata Torr. & A.Gray
Viola odontocalycina Boiss.
Viola odorata L.
Viola oligoceps C.C.Chang
Viola × olimpia Beggiat.
Viola orbelica Pancic
Viola orbiculata (A.Gray) Geyer ex B.D.Jacks.
Viola oreades M.Bieb.
Viola orientalis (Maxim.) W.Becker
Viola orphanidis Boiss.
Viola orthoceras Ledeb.
Viola ovalleana Phil.
Viola ovato-oblonga (Miq.) Makino
Viola oxyodontis H.E.Ballard
Viola pachyrrhiza Boiss. & Hohen.
Viola pachysoma M.Sheader & J.M.Watson
Viola pacifica Juz.
Viola painteri Rose & House
Viola palatina Y.N.Lee
Viola pallascaensis W.Becker
Viola palmata L.
Viola palmensis (Webb & Berthel.) Sauer
Viola palustris L.
Viola papuana W.Becker & Pulle
Viola paradoxa Lowe
Viola parnonia Kit Tan, Sfikas & Vold
Viola parvula Tineo
Viola patrinii Ging.
Viola pedata L.
Viola pedatifida G.Don
Viola pedunculata Torr. & A.Gray
Viola pendulicarpa W.Becker
Viola pentadactyla Fenzl
Viola perinensis W.Becker
Viola × perplexa Gremli
Viola perpusilla Boissieu
Viola perreniformis (L.G.Adams) R.J.Little & Leiper
Viola petelotii W.Becker ex Gagnep.
Viola phalacrocarpa Maxim.
Viola philippiana Greene
Viola philippica Cav.
Viola phitosiana Erben
Viola pilosa Blume
Viola pinetorum Greene
Viola pinnata L.
Viola placida W.Becker
Viola × pluricaulis Borbás
Viola pluviae Marcussen, H.E.Ballard & Blaxland
Viola × poelliana Murr
Viola poetica Boiss. & Spruner
Viola polycephala H.E.Ballard & P.M.Jørg.
Viola polypoda Turcz.
Viola × popovae Vl.V.Nikitin
Viola × populifolia Greene
Viola × porphyrea R.Uechtr.
Viola portalesia Gay
Viola × porteriana Pollard
Viola portulacea Leyb.
Viola praemorsa Douglas
Viola primorskajensis (W.Becker) Vorosch.
Viola primulifolia L.
Viola principis Boissieu
Viola prionantha Bunge
Viola producta W.Becker
Viola psammophila Phil.
Viola pseudaetolica Tomovic, Melovski & Niketic
Viola pseudogracilis (A.Terracc.) Strobl ex Degen & Dörfl.
Viola pseudograeca Erben
Viola pubescens Aiton
Viola pulvinata Reiche
Viola pumila Chaix
Viola purpurea Kellogg
Viola pusilla Poepp.
Viola pusillima Wedd.
Viola pygmaea Juss. ex Poir.
Viola pyrenaica Ramond ex DC.
Viola quercetorum M.S.Baker & J.C.Clausen
Viola raddeana Regel
Viola rafinesquei Greene
Viola ramosiana W.Becker
Viola rauliniana Erben
Viola × raunsiensis W.Becker & Koanin
Viola rausii Erben
Viola × redacta House
Viola reichei Skottsb. ex Macloskie
Viola reichenbachiana Jord. ex Boreau
Viola renifolia A.Gray
Viola replicata W.Becker
Viola × reschetnikovae Vl.V.Nikitin
Viola reticulata Schltdl.
Viola rheophila Okamoto
Viola rhodopeia W.Becker
Viola rhombifolia Leyb.
Viola × ritschliana W.Becker
Viola riviniana Rchb.
Viola roccabrunensis Espeut
Viola rodriguezii W.Becker
Viola roigii Rossow
Viola rossii Hemsl.
Viola rossowiana J.M.Watson & A.R.Flores
Viola rostrata Muhl. ex Pursh
Viola rosulata Poepp. & Endl.
Viola rotundifolia Michx.
Viola rubella Cav.
Viola rubromarginata J.M.Watson & A.R.Flores
Viola rudolfii Vl.V.Nikitin
Viola rudolphii Sparre
Viola rugosa Phil. ex W.Becker
Viola rupestris F.W.Schmidt
Viola rupicola Elmer
Viola × ruprechtiana Borbás
Viola saccata Melch.
Viola sacchalinensis H.Boissieu
Viola sacculus Skottsb.
Viola sagittata Aiton
Viola samothracica (Degen) Raus
Viola sandrasea Melch.
Viola santiagonensis W.Becker
Viola savatieri Makino
Viola saxifraga Maire
Viola × scabra F.Braun
Viola scandens Humb. & Bonpl. ex Schult.
Viola schachimardanica Khalk.
Viola schariensis Erben
Viola × schauloi Vl.V.Nikitin
Viola scorpiuroides Coss.
Viola seleriana W.Becker
Viola selkirkii Pursh ex Goldie
Viola sempervirens Greene
Viola sempervivum Gay
Viola senzanensis Hayata
Viola septemloba Leconte
Viola sequeirae Capelo, R.Jardim, J.C.Costa, Lousã & Rivas Mart.
Viola × sermenika Formánek
Viola serpentinicola Mig.F.Salas
Viola serpyllifolia Humb. & Bonpl. ex Schult.
Viola serresiana Erben
Viola sfikasiana Erben
Viola sheltonii Torr.
Viola shikokiana Makino
Viola shinchikuensis Yamam.
Viola sieberiana Spreng.
Viola sieboldii Maxim.
Viola sieheana W.Becker
Viola sikkimensis W.Becker
Viola silicestris K.R.Thiele & Prober
Viola singularis J.M.Watson & A.R.Flores
Viola sintenisii W.Becker
Viola × skofitziana Wiesb.
Viola skottsbergiana W.Becker
Viola somchetica K.Koch
Viola sororia Willd.
Viola spathulata Willd. ex Schult.
Viola speciosa Schrad. ex Rchb.
Viola spegazzinii W.Becker
Viola sphaerocarpa W.Becker
Viola stagnina Kit. ex Schult.
Viola steinbachii W.Becker
Viola stewardiana W.Becker
Viola stipularis Sw.
Viola stojanowii W.Becker
Viola stoloniflora Yokota & Higa
Viola striata Aiton
Viola striatella H.Boissieu
Viola striis-notata (J.Wagner) Merxm. & W.Lippert
Viola stuebelii Hieron.
Viola suavis M.Bieb.
Viola × subaffinis House
Viola subandina J.M.Watson
Viola subatlantica (Maire) Ibn Tattou
Viola subdimidiata A.St.-Hil.
Viola subsinuata (Greene) Greene
Viola × sukaczewii Vl.V.Nikitin
Viola sumatrana Miq.
Viola szetschwanensis W.Becker & H.Boissieu
Viola × talmensis Vl.V.Nikitin
Viola taltalensis W.Becker
Viola tanaitica Grosset
Viola tarbagataica Klokov
Viola tashiroi Makino
Viola tectiflora W.Becker
Viola tenuicornis W.Becker
Viola tenuissima C.C.Chang
Viola teplouchovii Juz.
Viola teshioensis Miyabe & Tatew.
Viola thasia W.Becker
Viola thianschanica Maxim.
Viola thibaudieri Franch. & Sav.
Viola thomasiana Songeon & E.P.Perrier
Viola thomsonii Oudem.
Viola thymifolia Britton
Viola × tichomirovii Vl.V.Nikitin
Viola tienschiensis W.Becker
Viola × tigirekica Vl.V.Nikitin
Viola tineorum Erben & Raimondo
Viola tokubuchiana Makino
Viola tomentosa M.S.Baker & J.C.Clausen
Viola triangulifolia W.Becker
Viola trichopetala C.C.Chang
Viola trichosepala (W.Becker) Juz.
Viola tricolor L.
Viola tridentata Sm.
Viola triflabellata W.Becker
Viola trinervata (Howell) Howell ex A.Gray
Viola tripartita Elliott
Viola trochlearis J.M.Watson & A.R.Flores
Viola truncata Meyen
Viola turkestanica Regel & Schmalh.
Viola × tuvinica Vl.V.Nikitin
Viola × tzvelevii Vl.V.Nikitin
Viola ucriana Erben & Raimondo
Viola × uechtritziana Borbás
Viola uliginosa Besser
Viola umbraticola Kunth
Viola uniflora L.
Viola unwinii W.Becker
Viola urophylla Franch.
Viola utahensis M.S.Baker & J.C.Clausen
Viola utchinensis Koidz.
Viola vadimii Vl.V.Nikitin
Viola vaginata Maxim.
Viola valderia All.
Viola vallenarensis W.Becker
Viola vallicola A.Nelson
Viola vanroyenii H.St.John
Viola variegata Fisch. ex Link
Viola velutina Formánek
Viola veronicifolia Planch. & Linden
Viola vespertina Klokov
Viola × viatkensis Vl.V.Nikitin
Viola × villaquensis Benz
Viola villosa Walter
Viola × vilnaensis W.Becker
Viola × vindobonensis Wiesb.
Viola violacea Makino
Viola volcanica Gillies ex Hook. & Arn.
Viola voliotisii Erben
Viola vorobievii Bezd.
Viola vourinensis Erben
Viola wailenalenae (Rock) Skottsb.
Viola wallichiana Ging.
Viola walteri House
Viola wansanensis Y.N.Lee
Viola weberbaueri W.Becker
Viola websteri Hemsl.
Viola weibelii J.F.Macbr.
Viola werdermannii W.Becker
Viola × wilczekiana Beauverd
Viola × wilhelmii Vl.V.Nikitin
Viola × wilibaldii Vl.V.Nikitin
Viola willkommii R.Roem. ex Willk.
Viola woosanensis Y.N.Lee & J.Kim
Viola woroschilovii Bezd.
Viola wrightiana Watt
Viola × wujekii H.E.Ballard
Viola yamatsutae Ishid.
Viola yazawana Makino
Viola yezoensis Maxim.
Viola yildirimlii Dinç & Bagci
Viola yunnanensis W.Becker & H.Boissieu
Viola yunnanfuensis W.Becker
Viola × yurii Vl.V.Nikitin
Viola yuzufelensis A.P.Khokhr.
Viola × zophodes K.R.Thiele & Prober