Euphorbia is a highly diverse plant genus, comprising some 5,000 currently accepted taxa.
This is an alphabetical list of the Euphorbia species and notable intraspecific taxa.
The list includes the former (and never generally accepted) genus Chamaesyce, as well as the related genera Elaeophorbia, Endadenium, Monadenium, Synadenium and Pedilanthus which according to recent DNA sequence-based phylogenetic studies are all nested within Euphorbia
Noticeably succulent plants are marked by (s).
G
Euphorbia gaditana Coss. Euphorbia gaillardotii Boiss. & Blanche ex Boiss. Euphorbia galapagaia B.L.Rob. & Greenm. Euphorbia galgalana S.Carter (s) Euphorbia galiciana McVaugh Euphorbia gamkensis Marx (s) Euphorbia garanbiensis Hayata Euphorbia garberi Engelm. ex Chapm. Euphorbia gariepina Boiss. (s) Euphorbia gariepina ssp. balsamea (Welw. ex Hiern) L.C.Leach (s) Euphorbia gariepina ssp. gariepina (s) Euphorbia garkeana Boiss. Euphorbia garuana N.E.Br. Euphorbia gasparrinii Boiss. Euphorbia gatbergensis N.E.Br. (s) Euphorbia gaubae (Soják) Radcl.-Sm. Euphorbia gaubae var. gaubae Euphorbia gaubae var. velutina (Bornm. & Gauba) Oudejans Euphorbia gaudichaudii Boiss. Euphorbia gaumeri Millsp. Euphorbia gayi Salis Euphorbia gebelica Brullo Euphorbia gedrosiaca Rech.f., Aellen & Esfand. ex Rech.f. Euphorbia geldorensis S.Carter (s) Euphorbia gemmea P.R.O.Bally & S.Carter (s) Euphorbia genistoides Bergius Euphorbia genoudiana Ursch & Leandri (s) Euphorbia gentilis N.E.Br. (s) Euphorbia gentilis ssp. gentilis (s) Euphorbia gentilis ssp. tanquana L.C.Leach (s) Euphorbia gentryi V.W.Steinm. & T.F.Daniel (s) Euphorbia georgei Oudejans Euphorbia germainii Phil. Euphorbia geroldii Rauh (s) Euphorbia geyeri Engelm. ex Engelm. & A.Gray Euphorbia giessii L.C.Leach (s) Euphorbia gillettii P.R.O.Bally & S.Carter (s) Euphorbia gillettii ssp. gillettii (s) Euphorbia gillettii ssp. tenuior S.Carter (s) Euphorbia giumboensis A.Hässl. (s) Euphorbia glaberrima K.Koch Euphorbia glabriflora Vis. ex Vis. & Pančić Euphorbia gladiata (P.R.O.Bally) Bruyns (s) (= Monadenium yattanum var. gladiatum, Monadenium gladiatum) Euphorbia glandularis L.C.Leach & G.Will. (s) Euphorbia glanduligera Pax Euphorbia glauca G.Forst. (s) Euphorbia glaucescens Willd. Euphorbia glaucopoda Diels Euphorbia globosa (Haw.) Sims (s) - Globose spurge Euphorbia globulicaulis S.Carter (s) Euphorbia glochidiata Pax (s) Euphorbia glomerulans (Prokh.) Prokh. Euphorbia glytosperma Engelm. Euphorbia godana Buddens., Lawant, & Lavranos (s) Euphorbia goetzei Pax (s) Euphorbia goliana Comm. ex Lam. Euphorbia golondrina L.C.Wheeler Euphorbia gorenflotii Mobayen Euphorbia gorgonis A.Berger (s) Euphorbia gossypina Pax (s) Euphorbia gossypina ssp. gossypina (s) Euphorbia gossypina ssp. gossypina var. coccinea Pax (s) Euphorbia gossypina ssp. gossypina var. gossypina (s) Euphorbia gossypina ssp. mangulensis S.Carter (s) Euphorbia gottlebei Rauh (s) Euphorbia goudotii Boiss. (s) Euphorbia goyazensis Boiss. (s) Euphorbia gracilicaulis L.C.Leach (s) Euphorbia gracilior Cronquist Euphorbia graciliramea Pax (s) Euphorbia gracillima S.Watson Euphorbia gradyi V.W.Steinm. & Ram.-Roa (s) Euphorbia graminea Jacq. - Grassleaf spurge Euphorbia graminifolia Vill. Euphorbia graminifolia ssp. graminifolia Euphorbia graminifolia ssp. tommasiniana (Bertoloni) Oudejans Euphorbia graminifolia ssp. zhiguliensis (Prokh.) Oudejans Euphorbia grammata (McVaugh) Oudejans Euphorbia grandialata R.A.Dyer (s) Euphorbia grandicornis Goebel ex N.E.Br. (s) Euphorbia grandicornis ssp. grandicornis (s) Euphorbia grandicornis ssp. sejuncta L.C.Leach (s) Euphorbia grandidens Haw. (s) Euphorbia grandidieri Baillon Euphorbia grandifolia Haw. (s) (= Elaeophorbia grandifolia) Euphorbia grandiloba Chiov. Euphorbia graniticola L.C.Leach (s) Euphorbia grantii Oliver (s) - African milk bush Euphorbia granulata Forssk. Euphorbia greenwayi P.R.O.Bally & S.Carter (s) Euphorbia greenwayi ssp. breviaculeata S.Carter (s) Euphorbia greenwayi ssp. greenwayi (s) Euphorbia gregaria Marloth (s) Euphorbia gregersenii K.Maly ex Beck Euphorbia griffithii Hook.f. Euphorbia grisea Engelm. ex Boiss. Euphorbia griseola Pax (s) Euphorbia griseola ssp. griseola (s) Euphorbia griseola ssp. mashonica L.C.Leach (s) Euphorbia griseola ssp. zambiensis L.C.Leach (s) Euphorbia grisophylla M.S.Khan Euphorbia groenewaldii R.A.Dyer (s) Euphorbia grosseri Pax (s) Euphorbia grossheimii (Prokh.) Prokh. Euphorbia guadalajarana S.Watson Euphorbia guanarensis Pittier Euphorbia guatemalensis Standl. & Steyerm. (s) Euphorbia gueinzii Boiss. (s) Euphorbia gueinzii var. albovillosa (Pax) N.E.Br. (s) Euphorbia gueinzii var.