Arum dracontium Thunb., 1784 species accepted

Arum byzantinum Schott species heterotypic synonym

Arum dioscoridis f. viridulum Hruby form synonym

Arum triphyllum Thunb., 1784 species accepted

Arum cannaefolium L.f. species doubtful

Arum hederaceum Willd., 1805 species accepted

Arum italicum subsp. concinnatum (Schott) K.Richt. subspecies synonym

Arum maculatum var. tetrellii Corb. variety synonym

Arum immaculatum Schott, 1860 species synonym

Arum syriacum Blume species heterotypic synonym

Arum novum L. species doubtful

Arum orientale var. sintenisii Engl. variety synonym

Arum gracile Unverr., 1854 species synonym

Arum pictum subsp. bispathaceum Engl. subspecies synonym

Arum italicum var. neglectum x Arum maculatum variety accepted

Arum cylindraceum x maculatum species synonym

Arum pictum subsp. pictum subspecies synonym

Arum italicum var. italicum variety synonym

Arum maculatum f. flavescens Riedl form synonym

Arum ventricosum Hoffmanns. species doubtful

Arum trifoliatum Noronha species doubtful

Arum strepsiceros Sieber ex Steudn. species doubtful

Arum sagittatum Noronha species doubtful

Arum repens Sessé & Moc. species doubtful

Arum ramosum Link species doubtful

Arum punctatum Desf. species doubtful

Arum polyphyllum Link species doubtful

Arum orixensis Andrews, 1803 species accepted

Arum obtusilobum Link species doubtful

Arum nordmannii Schott species synonym

Arum mulleri Zipp. ex Blume, 1837 species accepted

Colocasia ramosa (Link) Schott ex Heynh. species synonym

Arum maximum Noronha species doubtful

Colocasia obtusiloba (Link) Kunth species synonym

Arum lineatum Blume species doubtful

Arum liepoldii Schott, 1860 species accepted

Arum laceratum Noronha species doubtful

Arum insignifolium Royle, 1840 species accepted

Arum immaculatum f. miodoborense (Szafer) V.P.Tkachik, 1993 form synonym

Arum hastatum Royle, 1840 species accepted

Arum faccinii Porta ex Engl. species accepted

Arum discolor Voigt species doubtful

Arum digitatum Sessé & Moc. species doubtful

Arum danicum Dubovik species doubtful

Arum compressum G.Don species doubtful

Arum catavericum Noronha species doubtful

Arum cannifolium L. species doubtful

Arum bubalinum Noronha species doubtful

Arum betifolium Mill. species doubtful

Arum aquaticum Noronha species doubtful

Arum amoenum Dubovik species doubtful

Arum alternans Engl. species doubtful

Arum alatum Noronha species doubtful

Alocasia pentaphylla (L.) Raf. species synonym

Richardia sancta (Dammer) Pynaert species synonym

Arum hygrophilum var. genuinum Maire & Weiller variety synonym

Arum divaricatum Thwaites, 1864 species accepted

Arum nigrum var. variolatum (Schott) Nyman variety synonym

Arum gracile Unverr. ex Schott species synonym

Arum transsilvanicum Czetz, 1872 species synonym

Arum italicum var. byzantinum (Blume) Engl. variety synonym

Arum dioscoridis var. dioscoridis variety synonym

Arum majoricum species accepted

Arum spec Linnaeus, 1753 species accepted

Arisarum pictum (L.f.) Raf. species synonym

Gymnomesium pictum (L.f.) Schott species synonym

Arisarum maculatum (L.) Raf. species synonym

Biarum sewerzowii Regel species synonym

Arisarum italicum (Mill.) Raf. species synonym

Arisaema pentaphyllum (L.) Schott species synonym

Arum taiwanianum S.S.Ying species accepted

Arum maculatum All., 1785 species doubtful

Arum albispathum hort. ex Engl., 1879 species accepted

Arum sazensoo Bürger ex Kunth, 1841 species accepted

Arum hygrophilum subsp. maurum Braun-Blanq. & Maire subspecies synonym

Arum pyrenaeum Dufour ex Lapeyr., 1818 species synonym

Arum cylindraceum × maculatum species accepted

Arum italicum x Arum maculatum species accepted

Arum maculatum var. immaculatum Rchb. variety synonym

Arum zeleborii Schott species synonym

Arum orientale Vis. ex Nyman, 1882 species doubtful

Arum besserianum var. miodoborense Szafer variety synonym

Arum dioscoridis var. punctatum (Hruby) Engl. variety synonym

Arum vulgare var. albovenosum DC. variety synonym

Arum maculatum var. zeleborii (Schott) Nyman variety synonym

Arum orientale subsp. gratum (Schott) Engl. subspecies synonym

Arum orientale subsp. nigrum (Schott) Engl. subspecies synonym

Arum balearicum Buc'hoz species synonym

Arum orientale var. nigrum (Schott) Engl. variety synonym

Arum maculatum Gueldenst. species homotypic synonym

Arum dracontium Lour., 1790 species doubtful

Arum vulgare var. immaculatum Gray variety synonym

Arum maculatum var. pyrenaeum (Dufour ex Lapeyr.) P.Fourn. variety synonym

Arum hygrophilum subsp. euxinum (R.R.Mill) Alpinar subspecies synonym

Arum pictum L.f. species accepted

Arum pictum subsp. sagittifolium Rosselló & L.Sáez subspecies synonym

Arum corsicum Loisel. species synonym

Arum megobrebi Lobin, M.Neumann, Bogner & P.C.Boyce species accepted

Arum creticum Boiss. & Heldr. species accepted

Arum concinnatum Schott species accepted

Arum wettsteinii Hruby species synonym

Arum italicum var. sieberi Engl. variety synonym

Arum italicum var. wettsteinii (Hruby) Engl. variety synonym

Arum nickelii Schott species synonym

Arum italicum var. concinnatum (Schott) Engl. variety synonym

Arum italicum var. marmoratum (Schott) Nyman variety synonym

Arum italicum f. purpureopetiolum Engl. form synonym

Arum italicum f. viridipetiolatum Engl. form synonym

Arum byzantinum Blume species heterotypic synonym

Arum marmoratum Schott species synonym

Arum besserianum Schott species accepted

Arum orientale subsp. besserianum (Schott) Holub subspecies synonym

Arum besserianum f. miodoborense (Szafer) Terpó form synonym

Arum maculatum subsp. besserianum (Schott) Nyman subspecies synonym

Arum nigrum Schott species accepted

Arum nigrum var. variolatum (Schott) Engl. variety synonym

Arum neumayeri Vis. ex Beck species synonym

Arum nigrum var. schottii Engl. variety synonym

Arum orientale f. variolatum (Schott) Engl. form synonym

Arum orientale subsp. nigrum (Schott) K.Richt. subspecies synonym

Arum variolatum Schott species synonym

Arum idaeum Coustur. & Gand. species accepted

Arum purpureospathum P.C.Boyce species accepted

Arum palaestinum Boiss. species accepted

Arum sanctum Dammer species synonym

Arum magdalenae Sprenger species synonym

Arum cyrenaicum Hruby species accepted

Arum rupicola Boiss. species accepted

Arum hygrophilum var. rupicola (Boiss.) Boiss. variety synonym

Arum euxinum R.R.Mill species accepted

Arum hygrophilum var. ponticum Hruby ex Engl. variety synonym

Arum orientale subsp. incomptum (Schott) Engl. subspecies synonym

Arum dioscoridis Sm. species accepted

Arum dioscoridis var. philistaeum (Kotschy ex Schott) Engl. variety synonym

Arum dioscoridis f. atropurpureum Hruby form synonym

Arum philistaeum Kotschy ex Schott species synonym

Arum dioscoridis var. smithii Engl. variety synonym

Arum dioscoridis var. liepoldtii (Schott) Engl. variety synonym

Arum dioscoridis var. luschanii R.R.Mill variety synonym

Arum spectabile var. liepoldtii (Schott) Nyman variety synonym

Arum eggeri Barbey ex Engl. species synonym

Arum liepoldtii Schott species synonym

Arum dioscoridis var. spectabile (Schott) Engl. variety synonym

Arum dioscoridis var. syriacum Engl. variety synonym

Arum dioscoridis f. guttatum Engl. form synonym

Arum dioscoridis var. viridulum (Hruby) Engl. variety synonym

Arum dioscoridis var. cyprium (Schott) Engl. variety synonym

Arum dioscoridis f. confluens Hruby form synonym

Arum dioscoridis f. punctatum Hruby form synonym

Arum cyprium Schott species synonym

Arum jacquemontii Blume species accepted

Arum griffithii Schott species synonym

Arum maculatum L. species accepted

Arum maculatum f. spathulatum Terpó form synonym

Arum maculatum var. karpatii Terpó variety synonym

Arum trapezuntinum Schott ex Engl. species synonym

Arum pyrenaeum Dufour species synonym

Arum vernale Salisb. species synonym

Arum immaculatum (Rchb.) Rchb. species synonym

Arum maculatum var. malyi (Schott) Nyman variety synonym

Arum maculatum f. immaculatum (Mutel) Topa form synonym

Arum maculatum f. tetrelii (Corb.) Terpó form synonym

Arum orientale subsp. amoenum (Engl.) R.R.Mill subspecies synonym

Arum maculatum f. roseum (Grembl. ex Engl.) Riedl form synonym

Arum maculatum var. flavescens Melzer ex Janch. variety synonym

Arum maculatum subsp. pyrenaeum (Dufour) Nyman subspecies synonym

Arum italicum var. amoenum Engl. variety synonym

Arum heldreichii Orph. ex Boiss. species synonym

Arum maculatum var. vulgare (Lam.) Engl. variety synonym

Arum maculatum f. scolopendriforme Priszter ex Horvat form synonym

Arum alpinum subsp. pyrenaeum (Dufour) Nyman subspecies synonym

Arum vulgare Lam. species synonym

Arum maculatum var. zelebori (Schott) Beck variety synonym

Arum maculatum var. heldreichii (Orph. ex Boiss.) Nyman variety synonym

Arum malyi Schott species synonym

Arum orientale M.Bieb. species accepted

Arum gratum Schott species accepted

Arum orientale var. gratum (Schott) Engl. variety synonym

Arum melanopus Boiss. species synonym

Arum hygrophilum Boiss. species accepted

Arum longicyrrhum Schott species synonym

Arum hygrophilum var. maurum (Braun-Blanq. & Maire) Jahand. & Maire variety synonym

Arum hygrophilum subsp. aurorum Braun-Blanq. & Maire subspecies synonym

Arum hygrophilum var. albinervium Kotschy ex Engl. variety synonym

Arum albinervium Kotschy ex Engl. species synonym

Arum korolkowii Regel species accepted

Arum lucanum Cavara & Grande species accepted

Arum orientale subsp. lucanum (Cavara & Grande) Prime subspecies synonym

Arum italicum subsp. byzantinum (Blume) Nyman subspecies synonym

Arum sintenisii (Engl.) P.C.Boyce species accepted

Arum orientale subsp. sintenisii (Engl.) P.C.Boyce subspecies synonym

Arum cylindraceum Gasp. species accepted

Arum italicum var. cylindraceum (Gasp.) Nyman variety synonym

Arum apulum (Carano) P.C.Boyce species accepted

Arum nigrum var. apulum Carano variety synonym

Arum ×sooi Terpó species accepted

Arum hainesii Riedl species accepted

Arum italicum Mill. species accepted

Arum maculatum var. italicum (Mill.) O.Targ.Tozz. variety synonym

Arum sagittifolium hort. ex Steud., 1840 species accepted

Arum dracunculus Thunb., 1784 species accepted

Arum pentaphyllum L. species doubtful

Arum carratracense Haens., 1846 species accepted

Arum trilobatum Thunb., 1784 species accepted

Arum regnium Rodsch. species accepted

Arum pumilum Kotschy ex Engl. species heterotypic synonym

Arum spectabile Schott species heterotypic synonym

Arum flagelliforme Roxb., 1814 species accepted

Arum orientale Vis. species homotypic synonym

Arum sagittifolium hort. species homotypic synonym

Arum hygrophilum var. ponticum Hruby variety homotypic synonym

Arum pumilum Kotschy species homotypic synonym

Arum neumayeri Vis. species homotypic synonym

Arum eggeri Barbey species homotypic synonym

Arum strepsiceros Sieber species homotypic synonym

Arum faccinii Porta species homotypic synonym

Arum heldreichii Boiss. ex Orph. species synonym

Arum mulleri Zipp. species homotypic synonym

Arum maculatum var. flavescens Melzer variety homotypic synonym

Arum maculatum f. scolopendriforme Priszter form homotypic synonym

Arum trapezuntinum Schott species homotypic synonym

Arum albispathum hort. species homotypic synonym

Arum albinervium Kotschy species homotypic synonym

Colocasia ramosa (Link) Schott species homotypic synonym

Arum hygrophilum var. albinervium Kotschy variety homotypic synonym

Arum philistaeum Kotschy species homotypic synonym

Arum maculatum Gueldenst. ex Ledeb., 1852 species doubtful