Oenothera cordata Steud. species doubtful Onagra chrysantha var. grandiflora Spach variety proparte synonym Oenothera guttata (Greene ex R.R.Gates) Cockerell species accepted Oenothera dubia Steud. species synonym Oenothera litorea Greene species accepted Oenothera parviflora subsp. silesiaca (Renner) Janch. subspecies synonym Pachylophis australis Wooton & Standl. species synonym Oenothera chilensis Fisch. & C.A.Mey. species heterotypic synonym Gaura linifolia Nutt. ex E.James species synonym Onagra muricata (L.) Moench species synonym Onagra biennis var. grandiflora (L'Hér.) Lindl. variety synonym Oenothera strigosa var. cheradolphila (Bartlett) R.R.Gates variety synonym Oenothera australis Salisb. species doubtful Kneiffia fruticosa (L.) Spach species synonym Oenothera spachiana Steud. species synonym Pachylophis cespitosa (Nutt.) Raim. species homotypic synonym Lavauxia triloba (Nutt.) Bartl. species synonym Oenothera ammophiloides var. rubripunctata R.R.Gates variety synonym Oenothera biennis var. sulphurea Kleb. variety synonym Oenothera ×albivelutina Renner species accepted Oenothera micrantha Nutt. ex Torr. & A.Gray, 1840 species accepted Oenothera communis var. cruciata (Nutt.) H.Lév. variety synonym Raimannia colimae Rose ex Sprague & L.Riley species synonym Oenothera previpetala Dietrich species doubtful Oenothera macrosiphon Lehm. species synonym Oenothera novae-scotiae var. intermedia (R.R.Gates) R.R.Gates variety synonym Onagra guttata Greene, 1914 species homotypic synonym Oenothera muricata subsp. atrovirens (Shull & Bartlett) Löve & Löve subspecies synonym Oenothera ×latipetala (Soldano) Soldano species accepted Oenothera pallescens de Vries species synonym Oenothera fruticosa var. glauca (Michx.) H.Lév. variety synonym Oenothera tarda de Vries species synonym Oenothera contorta Douglas species accepted Oenothera linearis Michx. species synonym Raimannia rhombipetala (Nutt.) Rose ex Britton & A.Br. species synonym Oenothera salicifolia Desf. ex Lehm. species accepted Oenothera longiflora var. berteriana (Spach) Griseb. variety synonym Oenothera ×saxonica Gutte & Rostanski species accepted Oenothera ×conferta Renner & Hirmer species accepted Oenothera fruticosa var. fruticosa variety synonym Pachylophus cespitosa (Nutt.) Raim. species synonym Oenothera ascendens Willd. species synonym Oenothera novae-scotiae var. distantifolia R.R.Gates variety synonym Oenothera mollissima Walter species synonym Meriolix intermedia Rydb. species synonym Oenothera leptocarpa DeVries species synonym Oenothera drummondii Schnizl. species doubtful Oenothera neomexicana subsp. coloradensis (Rydb.) P.H.Raven & D.P.Greg. subspecies synonym Oenothera serotina Sweet species heterotypic synonym Oenothera riparia Lehm. species heterotypic synonym Oenothera autranii H.Lév. species doubtful Oenothera pinnatifida Steud. species synonym Oenothera magdalenae R.R.Gates species synonym Oenothera fruticosa var. youngii L.H.Bailey variety synonym Oenothera biennis var. grandiflora (L'Hér.) Trevir. variety synonym Onagra rubrinervis (de Vries) Mac Dougal species synonym Oenothera biennis f. nanella de Vries form synonym Oenothera biennis var. lutea Alef. variety synonym Oenothera oakesiana var. oakesiana variety synonym Oenothera humifusa f. erecta H.Lév. form homotypic synonym Onagra nanella (de Vries) Mac Dougal species synonym Oenothera humifusa f. erecta H.Lév. ex Thell. & Zimm. form synonym Oenothera actopanensis F.Dietr. species synonym Oenothera hazeliae var. hazeliae variety synonym Oenothera columbiana Bartlett species doubtful Oenothera salicifolia Feuillée species homotypic synonym Oenothera rubiella de Vries species synonym Oenothera grandiflora subsp. erythrocephala (Borbás) Á.Löve & D.Löve subspecies synonym Oenothera pumila var. minima Lehm. ex Hook. variety synonym Gaura suffrutescens Moc. & Sessé species homotypic synonym Oenothera biennis var. alba Alef. variety synonym Oenothera suaveolens f. erythrocephala (Borbás) Jáv. form synonym Oenothera glazioviana x suaveolens species synonym Oenothera subincana Hoppe species doubtful Oenothera sellowii Bosse species synonym Oenothera vana de Vries species synonym Onagra chrysantha var. grandiflora Spach variety proparte synonym Oenothera biennis subsp. grandiflora Stomps subspecies proparte synonym Baumannia pinnatifida (Kunth) Spach species proparte synonym Oenothera suaveolens var. latipetala Soldano variety proparte synonym Oenothera tetragona var. latifolia (Rydb.) Fernald variety proparte synonym Gaura odorata Lag. species proparte synonym Oenothera perangusta var. rubricalyx (R.R.Gates) R.R.Gates variety proparte synonym Gaura pitcheri (Torr. & A.Gray) Small species proparte synonym Oenothera biennis x depressa species proparte synonym Kneiffia velutina Pennell species synonym Oenothera depressa × rubricaulis species synonym Oenothera muricata × perangusta species accepted Oenothera depressa × muricata species accepted Oenothera hamata de Vries species heterotypic synonym Oenothera biennis × depressa species accepted Oenothera glazioviana × perangusta species accepted Oenothera biennis x glazioviana species synonym Oenothera ammophila x biennis species synonym Oenothera muricata x perangusta species synonym Oenothera biennis x perangusta species synonym Oenothera fennoscandica Rostanski species synonym Oenothera candicans de Vries species synonym Oenothera ammophila × biennis species accepted Oenothera biennis × glazioviana species accepted Oenothera glazioviana x perangusta species synonym Oenothera pulla de Vries species synonym Oenothera biennis × rubricaulis species synonym Oenothera biennis × fallax species accepted Oenothera depressa x muricata species synonym Oenothera militaris de Vries species synonym Oenothera depressa x rubricaulis species synonym Oenothera muricata subsp. germanica (Boedijn) Stomps subspecies synonym Raimannia confusa Rose ex Sprague & L.Riley species synonym Oenothera ramosissima Nutt. ex Torr. & A.Gray, 1840 species accepted Oenothera cognata C.A.Mey. species doubtful Oenothera tetrapteroides H.Lév. species doubtful Oenothera resicum Benavides, Kuethe, Ortiz-Alcar Áz & León de la Luz species accepted Oenothera unguiculata (Fernald) Sorrie, Le Blond & Weakley species synonym Oenothera speciosioides H.Lév. species doubtful Oenothera biennis f. erythrosepala (Borbás) Jáv., 1924 form synonym Oenothera capillifolia var. gayleana (B.L.Turner & M.J.Moore) Allred variety synonym Meriolix serrulata var. nuttallii Walp. variety synonym Raimannia grandis (Smyth) Rose ex Sprague & L.Riley species synonym Oenothera avita (W.M.Klein) W.E.Klein species doubtful Calylophus hartwegii var. lavanulifolia (Torr. & A.Gray) Shinners variety synonym Oenothera albicaulis Nutt. species synonym Oenothera longiflora subsp. berteriana (Spach) Griseb. subspecies synonym Calylophus serrulata var. spinulosus (Torr. & A.Gray) Shinners variety synonym Megapterium missourense (Sims) Spach, 1835 species doubtful Oenothera gayleana B.L.Turner & M.J.Moore species accepted Oenothera polymorpha var. berteroana (Spach) H.Lév. variety synonym Raimannia curtissii (Small) Rose ex Sprague & L.Riley species synonym Anogra deltoides (Torr. & Frém.) Small, 1896 species homotypic synonym Onagra lamarckiana (Ser.) Mac Dougal species synonym Oenothera berlandieri (Spach) D.Dietr. species heterotypic synonym Pachylophus eximius (A.Gray) Rydb., 1903 species doubtful Oenothera pratensis (Small) B.L.Rob. species synonym Calylophus hartwegii subsp. lavanulifolia (Torr. & A.Gray) Towner & Raven subspecies synonym Raimannia heterophylla (Spach) Rose ex Sprague & L.Riley species synonym Meriolix serrulata var. douglasii (Torr. & A.Gray) Walp. variety synonym Oenothera argentinae subsp. heterotricha Kloos & Thell. subspecies synonym Raimannia humifusa (Nutt.) Rose ex Britton & A.Brown species synonym Oenothera mollissima var. berteroana (Spach) Thell. variety synonym Oenothera biennis var. sulphurea de Vries ex Bartlett variety synonym Oenothera howardii (A.Nelson) M.E.Jones ex Prain species synonym Lavauxia centaureifolia Spach species synonym Oenothera avita subsp. arizonica (Munz) W.E.Klein subspecies synonym Gaura canescens DC. species synonym Oenothera tubifera Moc. & Sessé species homotypic synonym Oenothera glaziouviana Micheli species accepted Oenothera aggregate species accepted Oenothera blandina DeVries species synonym Oenothera scindens DeVries species synonym Oenothera hazelii var. parviflora R.R.Gates variety synonym Oenothera rubiennis DeVries species synonym Oenothera biennis f. suaveolens (Pers.) H.Lév. form synonym Kneiffia allenii (Britton) Small species synonym Kneiffia hybrida (Michx.) Small species synonym Calylophus hartwegii subsp. lavandulifolius (Torr. & A.Gray) Towner & P.H.Raven subspecies synonym Oenothera longissima var. clutei (A.Nelson) Munz variety synonym Oenothera biennis subsp. austromontana Munz subspecies synonym Oenothera cespitosa subsp. australis Wooton & Standl. subspecies synonym Oenothera caespitosa var. australis (Wooton & Standl.) Munz variety synonym Oenothera laciniata var. pubescens (Willd. ex Spreng.) Munz variety synonym Oenothera parviflora subsp. angustissima (R.R.Gates) Munz subspecies synonym Oenothera tetragona Roth species accepted Oenothera tetragona f. latifolia (Rydb.) Munz form synonym Oenothera tetragona f. hybrida (Michx.) Munz form synonym Kneiffia tetragona (Roth) Pennell species synonym Kneiffia linearis (Michx.) Spach species synonym Kneiffia fruticosa (L.) Raim. species synonym Oenothera biennis var. rubricaulis (Farw.) Farw. variety synonym Oenothera biennis var. muricata (L.) Torr. & A.Gray variety synonym Oenothera biennis var. leptomeres Bartlett variety synonym Oenothera biennis var. grandiflora (Aiton) Lindl. variety synonym Oenothera biennis subsp. grandiflora Stomps subspecies proparte synonym Oenothera hookeri var. wolfii Munz variety synonym Oenothera avita (W.M.Klein) W.M.Klein species accepted Oenothera serrulata subsp. drummondii (Torr. & A.Gray) Munz subspecies proparte synonym Oenothera hartwegii Benth. species accepted Oenothera albicaulis f. californica (S.Watson) Regel form synonym Oenothera glauca var. fraseri (Pursh) Torr. & A.Gray variety synonym Gaura neomexicana var. coloradensis (Rydb.) Munz variety synonym Oenothera fruticosa var. phyllopus Hook. variety synonym Oenothera fruticosa var. incana (Nutt.) Hook. variety synonym Oenothera fruticosa var. hirsuta Nutt. ex Torr. & A.Gray variety synonym Gaura gracilis Wooton & Standl. species synonym Oenothera pilosella subsp. sessilis (Pennell) G.B.Straley subspecies synonym Oenothera perennis f. rectipilis (S.F.Blake) B.Boivin form synonym Oenothera pallida var. latifolia Rydb. variety synonym Oenothera muricata f. hungarica (Borbás) Jáv. form synonym Calylophus hartwegii var. toumeyi (Small) Shinners variety synonym Oenothera perennis var. perennis variety synonym Oenothera hybr species accepted Oenothera biennis var. sulfurea Kleb. variety synonym Oenothera laciniata subsp. floridana subspecies synonym Oenothera laciniata subsp. texensis subspecies synonym Gaura neomexicana subsp. neomexicana subspecies synonym Gaura suffulta subsp. suffulta subspecies synonym Oenothera pilosella subsp. pilosella subspecies synonym Oenothera cinerea (Wooton & Standl.) W.L.Wagner & Hoch species accepted Oenothera suffulta (Engelm.) W.L.Wagner & Hoch species accepted Oenothera hexandra (Sessé & Moc. ex Ortega) W.L.Wagner & Hoch species accepted Gaura tripetala Cav. species synonym Oenothera coloradensis (Rydb.) W.L.Wagner & Hoch species accepted Oenothera californica subsp. californica subspecies synonym Oenothera fremontii var. glauca (Michx.) Straley variety synonym Oenothera arenicola (Small) Coker species synonym Oenothera pilosella var. sellilis (Pennell) Straley variety synonym Oenothera longissima var. longissima variety synonym Oenothera perangustata R.R.Gates species synonym Oenothera chicagoensis Renner ex R.E.Cleland & Blakeslee species synonym Kneiffia pumila (L.) Spach species synonym Kneiffia perennis (L.) Pennell species synonym Hartmannia speciosa (Nutt.) Small species synonym Kneiffia linifolia (Nutt.) Spach species synonym Stenosiphon liniflorus (Nutt. ex E.James) Heynh. species synonym Stenosiphon linifolium (Nutt. ex E.James) Heynh. species synonym Baumannia pinnatifida (Kunth) Spach species proparte synonym Baumannia nuttalliana Spach species synonym Hartmannia virgata (Ruiz & Pav.) Spach species synonym Hartmannia tetraptera (Cav.) Small species synonym Hartmannia rosea var. parvifolia (J.M.Coult.) Small variety synonym Hartmannia reverchoni Rose species doubtful Hartmannia parviflora Spach species synonym Hartmannia palmeri Rose species synonym Hartmannia montana Rose species synonym Hartmannia macrantha Spach species synonym Hartmannia latiflora Rose species synonym Hartmannia kunthiana Spach species synonym Hartmannia havardii (S.Watson) Rose species synonym Hartmannia gauroides Spach species synonym Hartmannia domingensis Urb. & Ekman species synonym Hartmannia dissecta (A.Gray ex S.Watson) Rose species synonym Hartmannia boliviana Rusby species synonym Hartmannia berlandieri (Spach) Rose species proparte synonym Kneiffia tetragona var. longistipata Pennell variety synonym Kneiffia tetragona var. hybrida (Michx.) Pennell variety synonym Kneiffia sumstinei Jenn. species synonym Kneiffia suffruticosa Spach species synonym Kneiffia subglobosa Small species synonym Kneiffia spachiana Small species synonym Kneiffia sessilis Pennell species synonym Kneiffia serotina (Lehm.) Bartl. species synonym Kneiffia semiglandulosa Pennell species synonym Kneiffia riparia (Nutt.) Small species synonym Kneiffia pratensis Small species synonym Kneiffia pilosella (Raf.) A.Heller species synonym Kneiffia michauxii Spach species synonym Kneiffia maculata Spach species synonym Kneiffia longipedicellata Small species synonym Kneiffia linearifolia Spach species synonym Kneiffia latifolia Rydb. species synonym Kneiffia gracilis (Fisch. & C.A.Mey.) Bartl. species heterotypic synonym Kneiffia glauca (Michx.) Spach species synonym Kneiffia fruticosa var. unguiculata (Fernald) Moldenke variety synonym Kneiffia fruticosa var. pilosella (Raf.) Britton variety synonym Kneiffia fruticosa var. humifusa Pennell variety synonym Kneiffia fruticosa var. differta Millsp. variety synonym Kneiffia fraseri (Pursh) Spach species synonym Kneiffia floribunda Spach species synonym Kneiffia charlesii Lahman species doubtful Kneiffia brevistipata Pennell species synonym Kneiffia arenicola Small species synonym Kneiffia angustifolia Spach species synonym Stenosiphon virgatum Spach species synonym Stenosiphon bracteatus M.E.Jones ex Johans. species synonym Gauropsis canescens (Torr. & Frém.) Cockerell species synonym Pachylophus psammophilus A.Nelson & J.F.Macbr. species synonym Pachylophus canescens (Torr. & Frém.) Piper species synonym Pachylophus australis Wooton & Standl. species synonym Gaura mollis Nutt. ex Torr. species synonym Oenothera hispida (Benth.) W.L.Wagner, Hoch & Zarucchi species accepted Oenothera grandiflora subsp. erythrosepala (Borbás) Á.Löve & D.Löve subspecies synonym Oenothera mendocinensis Gillies species homotypic synonym Taraxia longiflora Raim. species proparte synonym Onagra chrysantha var. cruciata (Nutt.) Spach variety synonym Oenothera sellowii Link & Otto species homotypic synonym Oenothera albicaulis Fras. species accepted Oenothera tubifera Moc. & Sessé ex Ser. species accepted Kneiffia linearis var. allenii Britton variety synonym Oenothera hirsuta (Spach) Walp. species synonym Oenothera nuttallii Torr. & A.Gray species accepted Oenothera wrightii A.Gray species heterotypic synonym Oenothera glazioviana var. glazioviana variety synonym Oenothera millersii de Vries species synonym Oenothera parviflora subsp. ammophila (Focke) Janch. subspecies synonym Oenothera biennis f. grandiflora (L'Hér.) D.S.Carp. form synonym Hartmannia rosea (L'Hér. ex Aiton) G.Don species synonym Oenothera grandis (Britton) Rydb. species accepted Oenothera acuminata Phil. species doubtful Sphaerostigma arenicolum (Small) A.Nelson species synonym Oenothera ×oehlkersii Kappus ex Rostański species synonym Oenothera hirsuta (Spach) Steud. species synonym Oenothera muricata subsp. silesiaca (Renner) Tischler subspecies synonym Calylophus fendleri Towner & P.H.Raven species doubtful Oenothera ×braunii Döll species accepted Oenothera odorata Jacq. species accepted Oenothera syrticola Greene species doubtful Gaura parviflora Douglas ex Hook. species synonym Oenothera drawertii Renner ex Rastanski species doubtful Oenothera spectabilis Bernh. ex Steud. species doubtful Oenothera pubescens Willd. species homotypic synonym Oenothera flava var. acutissima (W.L.Wagner) Cronquist, 1986 variety homotypic synonym Oenothera davisii Bartlett species doubtful Oenothera trichocalyx Nutt. ex Torr. & A.Gray species synonym Oenothera pilosella var. pilosella variety synonym Oenothera insignis Greene species synonym Oenothera mandonii H.Lév. species synonym Oenothera albisubcurva Renner species doubtful Raimannia laciniata (Hill) Rose ex Britton & A.Br. species synonym Oenothera ×fallacoides Soldano & Rostanski species accepted Oenothera ×coronifera Renner species accepted Oenothera victorinii R.R.Gates & Catches. species synonym Oenothera victorinii var. victorinii variety synonym Oenothera ×chicaginensis de Vries ex Renner & R.E.Cleland species accepted Oenothera missourensis species accepted Oenothera magellanica Phil. species accepted Oenothera cespitosa subsp. brandegeei (Munz) Munz subspecies synonym Oenothera tetragona var. tetragona variety synonym Oenothera longiflora Scheele species heterotypic synonym Oenothera ×cambrica Rostanski species accepted Oenothera linearis Sessé & Moc. species doubtful Oenothera tafiensis W.Dietr. species accepted Oenothera syrticola Bartlett species synonym Oenothera subglobosa (Small) Weath. & Griscom species synonym Oenothera suaveolens Desf. species synonym Oenothera laevigata Bartlett species synonym Oenothera laevigata var. laevigata variety synonym Oenothera laciniata var. laciniata variety synonym Oenothera ×jueterbogensis Hudziok species accepted Oenothera striata Ledeb., 1827 species accepted Oenothera ×issleri Renner ex Rostanski species accepted Oenothera stenomeres Bartlett species synonym Oenothera biformiflora R.R.Gates species synonym Oenothera biformiflora var. biformiflora variety synonym Oenothera biennis subsp. biennis subspecies synonym Oenothera indecora Cambess. species accepted Oenothera indecora subsp. indecora subspecies synonym Oenothera biennis f. biennis form synonym Oenothera speciosa var. speciosa variety synonym Oenothera hybrida Michx. species synonym Xylopleurum multicaule (Ruiz & Pav.) Loes. species synonym Oenothera sinuata L. species synonym Oenothera serrulata var. serrulata variety synonym Oenothera ×hoelscheri Renner ex Rostanski species accepted Oenothera atrovirens Shull & Bartlett species synonym Oenothera angustissima var. angustissima variety synonym Oenothera sarmentosa species accepted Oenothera hazelae R.R.Gates species synonym Oenothera sackvillensis R.R.Gates species synonym Oenothera sackvillensis var. sackvillensis variety synonym Oenothera ammophiloides R.R.Gates & Catches. species synonym Oenothera ×ammophila Focke species accepted Oenothera ×rubricaulis Kleb. species accepted Oenothera glazioviana f. glazioviana form synonym Oenothera acaulis Cav. species accepted Oenothera glauca Michx. species synonym Oenothera glauca var. glauca variety synonym Oenothera reynoldsii Bartlett species synonym Meriolix serrulata var. serrulata variety synonym Oenothera ×renneri H.Scholz species accepted Oenothera ravenii W.Dietr. species accepted Oenothera gauroides Hornem. species heterotypic synonym Oenothera pycnocarpa var. pycnocarpa variety synonym Gaura mutabilis Cav. species synonym Oenothera pumila L. species synonym Oenothera pulcherrima species accepted Gaura filipes var. filipes variety synonym Oenothera eriensis R.R.Gates species synonym Oenothera eriensis var. eriensis variety synonym Oenothera pratincola Bartlett species synonym Gaura coccinea var. coccinea variety synonym Gaura biennis var. biennis variety synonym Oenothera dubia E.H.L.Krause species synonym Oenothera picensis Phil. species accepted Oenothera perangusta R.R.Gates species synonym Oenothera parviflora var. parviflora variety synonym Oenothera parodiana Munz species accepted Oenothera parodiana subsp. parodiana subspecies synonym Oenothera deltoides var. deltoides variety synonym Oenothera deflexa R.R.Gates species synonym Oenothera cruciata var. cruciata variety synonym Oenothera odorata Hook. & Arn., 1839 species doubtful Oenothera coquimbensis Gay species accepted Oenothera contorta var. contorta variety synonym Onagra chrysantha Spach species synonym Onagra biennis (L.) Scop. species synonym Oenothera novae-scotiae R.R.Gates species synonym Oenothera novae-scotiae var. novae-scotiae variety synonym Oenothera ×nissensis Rostanski species accepted Oenothera coespitosa species accepted Calylophus serrulatus var. serrulatus variety synonym Oenothera centaurifolia Steud. species accepted Pachylophis psammophila A.Nelson & J.F.Macbr. species synonym Oenothera cymatilis Greene species heterotypic synonym Oenothera oakesiana (A.Gray) Britton species synonym Oenothera brachycarpa var. wrightii (A.Gray) H.Lév. variety synonym Oenothera bradburiana Nutt. species synonym Oenothera tidestromii Greene species accepted Oenothera biennis subsp. heiniana (Teyber) Löve & Löve subspecies synonym Pleurostemon albus Raf. species doubtful Oenothera biennis subsp. rubriacaulis (Kleb.) Stomps subspecies synonym Gaura villosa var. mckelveyi Munz variety synonym Oenothera oblonga DeVries species synonym Oenothera novae-scotica species synonym Oenothera superflua DeVries species synonym Oenothera lata DeVries species synonym Oenothera fusca Krause species synonym Oenothera millersii DeVries species synonym Oenothera flava (A.Nelson) Munz species doubtful Oenothera pallescens DeVries species synonym Oenothera subovata DeVries species synonym Oenothera elliptica DeVries species synonym Oenothera fatua DeVries species synonym Oenothera sublinearis DeVries species synonym Oenothera albida DeVries species synonym Oenothera ravenii subsp. argentinii W.Dietr. subspecies synonym Oenothera parviflora subsp. syrticola (Bartlett) Janch. subspecies synonym Oenothera psycrophila Ball species synonym Oenothera semilata DeVries species synonym Oenothera tarda DeVries species synonym Oenothera hirtella DeVries species synonym Oenothera nanella DeVries species synonym Oenothera rubrinervis DeVries species synonym Oenothera steubelii Hieron. species synonym Oenothera liquida DeVries species synonym Oenothera hazelii var. subterminalis (R.R.Gates) R.R.Gates variety synonym Onagra laevifolia DeVries species synonym Kneiffia allenae (Britton) Small species synonym Oenothera simplex DeVries species synonym Oenothera gigas DeVries species synonym Oenothera brevistylis DeVries species synonym Oenothera biennis subsp. pycnocarpa (Atkinson & Bartlett) Wieg. subspecies synonym Oenothera scintillans DeVries species synonym Oenothera hazelii R.R.Gates species synonym Oenothera cana DeVries species synonym Oenothera biennis subsp. muricata (L.) Berher subspecies synonym Oenothera cruciata var. varia DeVries variety synonym Oenothera spathulata DeVries species synonym Oenothera oxypetala DeVries species synonym Oenothera muricata subsp. syrticola (Bartlett) Tischler subspecies synonym Oenothera laevifolia DeVries species synonym Oenothera salicastrum DeVries species synonym Oenothera oehlkersii f. rubrinervis Henker & Kiesew. form synonym Oenothera coronifera var. albinervis A.Baumann, P.Dittmann & Gutte variety synonym Calytophus lavandulifolius (Torr. & A.Gray) P.H.Raven species synonym Calytophus toumeyi (Small) Towner species synonym Calytophus serrulatus (Nutt.) P.H.Raven species synonym Oenothera texensis P.H.Raven & D.R.Parn. species accepted Oenothera pariflora L. species synonym Oenothera argillicola Mack. species accepted Oenothera argillicola var. pubescens Core & H.A.Davis variety synonym Oenothera heterophylla Spach species accepted Oenothera jamesii Torr. & A.Gray species accepted Oenothera cespitosa Nutt. species accepted Oenothera macarocarpa Nutt. species synonym Oenothera mollissima L. species accepted Oenothera howardii (A.Nelson) W.L.Wagner species accepted Oenothera engelmannii (Wooton & Standl.) Munz species accepted Oenothera tetraptera Cav. species accepted Oenothera pallida Lindl. species accepted Oenothera psammophila (A.Nelson & J.F.Macbr.) W.L.Wagner, Stockh. & W.M.Klein species accepted Oenothera caespitosa var. psammophila (A.Nelson & J.F.Macbr.) Munz variety synonym Oenothera cespitosa var. psammophila (A.Nelson & J.F.Macbr.) Munz variety synonym Oenothera albicaulis Pursh species synonym Oenothera ctenophylla (Wooton & Standl.) Tidestr. species synonym Anogra albicaulis (Pursh) Britton species synonym Oenothera havardii S.Watson species accepted Oenothera clelandii W.Dietr., P.H.Raven & W.L.Wagner species accepted Oenothera heterophylla var. rhombipetala (Nutt. ex Torr. & A.Gray) Fosberg variety synonym Oenothera rhombipetala Nutt. ex Torr. & A.Gray species accepted Oenothera cavernae Munz species accepted Oenothera harringtonii W.L.Wagner, Stockh. & W.M.Klein species accepted Oenothera elata Kunth species accepted Oenothera stricta Link species accepted Oenothera organensis Munz species doubtful Oenothera macrosiphon Wooton & Standl. species synonym Oenothera cymatilis Bartlett species synonym Oenothera rubricapitata R.R.Gates species heterotypic synonym Oenothera cruciata var. sabulonensis Fernald variety synonym Oenothera perennis L. species accepted Oenothera perennis var. typica Munz variety synonym Oenothera perennis var. rectipilis (S.F.Blake) S.F.Blake variety synonym Oenothera grandis Smyth species doubtful Raimannia grandis (Britton) Rose species synonym Oenothera laciniata var. grandiflora (S.Watson) B.L.Rob. variety synonym Oenothera xylocarpa Coville species accepted Oenothera affinis Cambess. species accepted Oenothera canescens Torr. & Frém. species accepted Gaurella canescens (Torr. & A.Gray) A.Nelson species synonym Oenothera pubescens Willd. ex Spreng. species accepted Oenothera laciniata subsp. pubescens (Willd. ex Spreng.) Munz subspecies synonym Oenothera amplexicaulis (Wooton & Standl.) Tidestr. species synonym Oenothera longissima Rydb. species accepted Oenothera longissima subsp. clutei (A.Nelson) Munz subspecies synonym Oenothera longissima subsp. typica Munz subspecies synonym Oenothera falfurriae W.Dietr. & W.L.Wagner species accepted Oenothera drummondii Hook. species accepted Oenothera speciosa Nutt. species accepted Oenothera speciosa var. childsii (L.H.Bailey) Munz variety synonym Oenothera delessertiana Steud. species synonym Oenothera nutans G.F.Atk. & Bartlett species accepted Oenothera biennis var. nutans (G.F.Atk. & Bartlett) Wiegand variety synonym Oenothera austromontana (Munz) P.H.Raven, W.Dietr. & Stubbe species synonym Oenothera biennis var. austromontana (Munz) Cronquist variety synonym Oenothera laciniata Hill species accepted Raimannia laciniata (Hill) Rose species synonym Oenothera wolfii (Munz) P.H.Raven, W.Dietr. & W.Stubbe species accepted Oenothera hookeri subsp. wolfii Munz subspecies synonym Oenothera acutissima W.L.Wagner species accepted Oenothera flava var. acutissima (W.L.Wagner) S.L.Welsh variety synonym Oenothera primiveris A.Gray species accepted Oenothera rosea Aiton species accepted Oenothera curtissii (Rose) Small species accepted Raimannia curtissii Rose species synonym Oenothera linifolia Nutt. species accepted Oenothera linifolia var. glandulosa Munz variety synonym Peniophyllum linifolium (Nutt.) Pennell species synonym Oenothera deltoides Torr. & Frém. species accepted Oenothera spachiana Torr. & A.Gray species accepted Oenothera oakesiana (A.Gray) J.W.Robbins ex S.Watson species accepted Oenothera parviflora var. oakesiana (A.Gray) Fernald variety synonym Oenothera cruciata var. stenopetala (E.P.Bicknell) Fernald variety synonym Oenothera parviflora var. angustissima (R.R.Gates) Wiegand variety synonym Oenothera biennis var. oakesiana A.Gray variety synonym Oenothera angustissima R.R.Gates species synonym Oenothera mexicana Spach species accepted Oenothera humifusa Nutt. species accepted Raimannia humifusa (Nutt.) Rose species synonym Raimannia mollissima (L.) Sprague & L.Riley species synonym Oenothera glazioviana Micheli species accepted Oenothera erythrosepala (Borbás) Borbás species synonym Oenothera villosa Thunb. species accepted Oenothera platanorum P.H.Raven & D.R.Parn. species accepted Oenothera latifolia (Rydb.) Munz species accepted Oenothera pallida subsp. latifolia (Rydb.) Munz subspecies synonym Raimannia rhombipetala (Nutt. ex Torr. & A.Gray) Rose species synonym Oenothera nuttallii Sweet species heterotypic synonym Anogra nuttalliana (Sweet) Spach species synonym Oenothera macrocarpa Nutt. species accepted Oenothera triloba Nutt. species accepted Lavauxia watsonii (Britton) Small species synonym Lavauxia triloba (Nutt.) Spach species homotypic synonym Oenothera hamata DeVries species synonym Oenothera brachycarpa A.Gray species accepted Lavauxia brachycarpa (A.Gray) Britton species synonym Oenothera caespitosa subsp. australis Wooton & Standl. subspecies synonym Oenothera cespitosa var. australis (Wooton & Standl.) Munz variety synonym Megapterium brachycarpum (A.Gray) H.Lév. species synonym Oenothera pilosella Raf. species accepted Oenothera kunthiana (Spach) Munz species accepted Oenothera coryi W.L.Wagner species accepted Oenothera coronopifolia Torr. & A.Gray species accepted Anogra coronopifolia (Torr. & A.Gray) Britton species synonym Oenothera californica (S.Watson) S.Watson species accepted Oenothera neomexicana (Small) Munz species accepted Oenothera biennis L. species accepted Oenothera biennis subsp. centralis Munz subspecies synonym Oenothera pycnocarpa G.F.Atk. & Bartlett species synonym Oenothera biennis var. pycnocarpa (G.F.Atk. & Bartlett) Wiegand variety synonym Oenothera biennis subsp. caeciarum Munz subspecies synonym Oenothera flava (A.Nelson) Garrett species accepted Oenothera dentata Zuccagni species doubtful Oenothera leptocarpa Greene species proparte synonym Gaura filipes Spach species synonym Gaura michauxii Spach species synonym Gaura filipes var. major Torr. & A.Gray variety synonym Gaura mckelveyae (Munz) P.H.Raven & D.P.Greg. species synonym Gaura villosa var. mckelveyae Munz variety synonym Gaura sinuata Nutt. ex Ser. species synonym Gaura brachycarpa Small species synonym Gaura tripetala var. coryi Munz variety synonym Gaura hexandra var. coryi (Munz) Munz variety synonym Gaura demareei P.H.Raven & D.P.Greg. species synonym Gaura hexandra Ortega species synonym Gaura longiflora Spach species synonym Gaura pitcheri (Torr. & A.Gray) Small species proparte synonym Gaura filiformis Small species synonym Gaura biennis var. pitcheri Torr. & A.Gray variety synonym Gaura neomexicana Wooton species synonym Gaura suffulta Engelm. species synonym Gaura calcicola P.H.Raven & D.P.Greg. species synonym Gaura biennis L. species synonym Gaura coccinea Nutt. ex Pursh species synonym Gaura coccinea var. glabra (Lehm.) Torr. & A.Gray ex Munz variety synonym Gaura coccinea var. typica Munz variety synonym Gaura coccinea var. epilobioides (Kunth) Munz variety synonym Gaura odorata Lag. species proparte synonym Gaura glabra Lehm. species synonym Gaura coccinea var. parvifolia (Torr.) Rickett variety synonym Gaura coccinea var. arizonica Munz variety synonym Gaura drummondii (Spach) Torr. & A.Gray species synonym Gaura lindheimeri Engelm. & A.Gray species synonym Gaura macrocarpa Rothr. species synonym Gaura triangulata Buckley species synonym Gaura tripetala var. triangulata (Buckley) Munz variety synonym Gaura hexandra var. triangulata (Buckley) Munz variety synonym Gaura mollis E.James species heterotypic synonym Gaura parviflora var. typica Munz variety synonym Gaura parviflora Douglas ex Lehm. species synonym Gaura parviflora var. lachnocarpa Weath. variety synonym Gaura angustifolia Michx. species heterotypic synonym Gaura eatonii Small species synonym Gaura simulans Small species synonym Gaura boquillensis P.H.Raven & D.P.Greg. species synonym Calylophus toumeyi (Small) Towner species synonym Oenothera hartwegii var. toumeyi (Small) Munz variety synonym Calylophus hartwegii subsp. toumeyi (Small) Towner & P.H.Raven subspecies synonym Oenothera toumeyi (Small) Tidestr. species accepted Galpinsia toumeyi Small species synonym Meriolix oblanceolata Rydb. species synonym Calylophus australis Towner & P.H.Raven species synonym Oenothera serrulata var. typica Munz variety synonym Meriolix intermedia Rydb. ex Small species synonym Oenothera serrulata Nutt. species accepted Meriolix serrulata (Nuttall) Walpers species synonym Oenothera tubicula A.Gray species accepted Oenothera lavandulifolia var. glandulosa Munz variety synonym Galpinsia lavandulifolia (Torr. & A.Gray) Small species synonym Oenothera lavandulifolia Torr. & A.Gray species accepted Calylophus hartwegii var. lavandulifolius (Torr. & A.Gray) Shinners variety synonym Oenothera lavandulifolia var. typica Munz variety synonym Oenothera rosea var. lyrata (H.Lév.) Pit. variety synonym Onagra gigas (de Vries) Mac Dougal species synonym Oenothera salicifolia Feuillée ex Molina species doubtful Oenothera pallida var. leptophylla Torr. & A.Gray variety synonym Oenothera biennis f. muricata (L.) B.Boivin form synonym Oenothera clandestina Nutt. ex S.Watson species doubtful Oenothera lampsana Buckley species synonym Oenothera mollissima Bert. ex Steud. species doubtful Oenothera bipartita Lutz species synonym Gaura coccinea var. parvifolia (Torr.) F.C.Gates variety synonym Oenothera hirsuta (Spach) D.Dietr. species heterotypic synonym Oenothera glazioviana var. azorica Rostaski variety synonym Pseudoenothera virginiana Rupr., 1860 species synonym Oenothera taraxacifolia Sweet species heterotypic synonym Gaura tripetala Steud. species synonym Oenothera micrantha Walp. species synonym Oenothera liquida de Vries species synonym Oenothera leptophylla Nutt. species synonym Hartmannia affinis Spach species synonym Oenothera cespitosa subsp. australis (Standl. & Wooton) Munz subspecies synonym Oenothera fruticosa L. species accepted Oenothera biennis var. cruciata (Nutt. ex G.Don) Torr. & A.Gray variety synonym Oenothera chrysantha var. latifolia Spach variety synonym Oenothera biennis Walter species heterotypic synonym Oenothera levigata Greene species accepted Oenothera pubescens Nees species heterotypic synonym Oenothera sericea Kuntze species doubtful Oenothera suaveolens f. erythrosepala (Borbás) Jáv. form synonym Oenothera versicolor Lehm. species accepted Oenothera guttata Molina species doubtful Oenothera ×fallax Renner species accepted Oenothera grisea W.Dietr. species accepted Oenothera hazeliae R.R.Gates species synonym Oenothera densiflora H.Lév., 1908 species accepted Oenothera mollissima var. villosa Spreng. variety synonym Oenothera muricata L. species synonym Oenothera chrysantha Spach species heterotypic synonym Oenothera gracilis Schrad. ex Fisch. & C.A.Mey. species heterotypic synonym Oenothera hamata (Wooton & Standl.) Tidestr. species proparte synonym Oenothera ×velutirubata Renner species synonym Oenothera biennis var. cruciata Kleb. variety synonym Oenothera contorta Bol. species doubtful Oenothera nocturna Willd. ex Spreng. species heterotypic synonym Oenothera hookeri var. grisea Bartlett variety synonym Oenothera biennis subsp. suaveolens P.Fourn., 1936 subspecies synonym Oenothera biennis x depressa species proparte synonym Oenothera biennis x rubricaulis species synonym Oenothera biennis x fallax species synonym Oenothera biennis × perangusta species accepted Oenothera multicaulis Ruiz & Pav. species accepted Oenothera muelleri Munz species accepted Oenothera ×moravica V.Jehlík & Rostanski species accepted Oenothera montevidensis W.Dietr. species accepted Oenothera villaricae W.Dietr. species accepted Oenothera victorinii var. undulata R.R.Gates variety synonym Oenothera victorinii var. parviflora R.R.Gates variety synonym Oenothera victorinii var. intermedia R.R.Gates variety synonym Oenothera victorinii f. rostanskii (V.Jehlík) V.Jehlík & Rostanski form proparte synonym Oenothera versicolor hort. ex E.Vilm., 1866 species doubtful Oenothera verrucosa I.M.Johnst. species accepted Oenothera mollissima subsp. odorata (Jacq.) Thell. subspecies synonym Brunyera biennis (L.) Bubani species synonym Oenothera mollissima var. grandiflora Micheli variety synonym Oenothera mollissima var. genuina Hassl. variety synonym Oenothera venosa Shull & Bartlett species synonym Oenothera velutinifolia Hudziok species synonym Oenothera ×clavifera Hudziok species accepted Oenothera cinnabarina É.Morren species synonym Oenothera ×mollis Renner species synonym Oenothera chrysantha Michx. species heterotypic synonym Oenothera chicaginensis var. parviflora Renner variety synonym Oenothera chicaginensis var. minutiflora Rostanski & V.Jehlík variety synonym Oenothera uniflora Raf. species doubtful Oenothera chicaginensis var. bartlettii Soldano variety synonym Oenothera undulata W.T.Aiton species synonym Oenothera uncinata Scheele species synonym Oenothera ×turoviensis Rostanski species accepted Oenothera minima Pursh species synonym Oenothera tucumanensis W.Dietr. species accepted Oenothera triloba var. watsonii (Britton) F.C.Gates variety synonym Oenothera triloba var. parviflora S.Watson variety synonym Oenothera cespitosa var. typica Munz variety synonym Oenothera micans Tausch species synonym Oenothera mendocinensis Gillies ex Hook. & Arn. species accepted Oenothera ×mediomarchica Hudziok species accepted Oenothera media Link species synonym Oenothera mckelveyae (Munz) W.L.Wagner & Hoch species accepted Oenothera maysillesii Munz species accepted Oenothera triangulata (Buckley) W.L.Wagner & Hoch species accepted Oenothera ×marinellae Soldano species accepted Oenothera tracyi Bartlett species synonym Oenothera malacophylla Spach species doubtful Oenothera magellanica var. chubutensis Macloskie variety synonym Oenothera magdalena R.R.Gates species synonym Oenothera cespitosa var. brandegeei Munz variety synonym Oenothera ×torreyoides H.Lév. species doubtful Oenothera magallanica Phil. species accepted Oenothera maculata Steud. species doubtful Oenothera ×macrosperma (Hudziok) Hudziok species accepted Oenothera tidestromii Bartlett species synonym Oenothera centaureifolia (Spach) Steud. species accepted Oenothera macrosceles A.Gray species accepted Antogoeringia linifolia Kuntze species synonym Oenothera catharinensis Cambess. species accepted Oenothera tetraptera var. roseoidea H.Lév. variety synonym Oenothera ×casimiri Rostanski species accepted Oenothera tetraptera var. immutabilis H.Lév. variety synonym Anogra xylocarpa (Coville) Small species synonym Oenothera ×carinthiaca Rostanski species accepted Oenothera tetraptera var. depauperata H.Lév. variety synonym Oenothera tetraptera var. childsii L.H.Bailey variety synonym Oenothera tetraptera var. chenopodifolia H.Lév. variety synonym Oenothera tetragona var. velutina (Pennell) Munz variety synonym Oenothera pinnatifida Nutt. species synonym Oenothera tetragona var. typica Munz variety synonym Oenothera tetragona var. sharpii Munz variety synonym Oenothera macrantha Sellow ex Salm-Dyck species doubtful Oenothera tetragona var. riparia (Nutt.) Munz variety synonym Oenothera capillifolia Scheele species accepted Oenothera tetragona var. longistipata (Pennell) Munz variety synonym Oenothera tetragona var. latifolia (Rydb.) Fernald variety proparte synonym Oenothera capensis Steud. species synonym Oenothera ×cantabrigiana B.M.Davis species synonym Oenothera tetragona var. hybrida (Michx.) Fernald variety synonym Oenothera canovirens var. cymatilis (Bartlett) R.R.Gates variety synonym Anogra pinnatifida (Torr.) Spach species synonym Oenothera tetragona subsp. glauca (Michx.) Munz subspecies synonym Anogra perplexa Rydb. species doubtful Oenothera tetragona var. fraseri (Pursh) Munz variety synonym Oenothera lyrata H.Lév. species synonym Oenothera canovertex Hudziok species synonym Oenothera tetragona var. brevistipata (Pennell) Munz variety synonym Anogra pallida var. latifolia (Rydb.) Small variety synonym Oenothera luciae-julianiae W.L.Wagner species accepted Anogra pallida var. engelmannii Small variety synonym Oenothera longituba W.Dietr. species accepted Oenothera candida Dum.Cours. species synonym Oenothera canadensis Goldie species synonym Oenothera tenuifola Bert. ex D.Dietr. species accepted Oenothera campylocarpa E.Vilm. species synonym Anogra nuttallii (Torr. & A.Gray) A.Nelson species synonym Oenothera longipedicellata (Small) B.L.Rob. species synonym Oenothera communis H.Lév. species synonym Oenothera campylocalyx K.Koch & C.D.Bouché species synonym Anogra neomexicana Small species synonym Oenothera ×teframila de Andrade species doubtful Anogra leptophylla (Nutt.) Rydb. species synonym Oenothera tarijensis W.Dietr. species accepted Oenothera litorea Bartlett species synonym Anogra latifolia (Rydb.) Rydb. species synonym Oenothera cambrica var. impunctata Rostanski variety synonym Oenothera tardiflora R.R.Gates species synonym Oenothera taraxocoides Munz species accepted Oenothera ×taraxeri Sotti species doubtful Oenothera ×lipsiensis Rostanski & Gutte species accepted Oenothera californica var. typica Munz variety synonym Oenothera linifolia var. typica Munz variety synonym Oenothera californica var. glabrata Munz variety synonym Anogra engelmannii (Small) Wooton & Standl. species synonym Oenothera linearis var. eamesii B.L.Rob. variety synonym Oenothera californica subsp. arizonica (Munz) W.M.Klein subspecies synonym Anogra douglasiana Spach species synonym Oenothera linearis var. brevifolia Pursh variety synonym Oenothera linearis var. angustifolia Pursh variety synonym Anogra ctenophylla Wooton & Standl. species synonym Oenothera tamrae W.Dietr. & W.L.Wagner species accepted Anogra confusa Rickett species synonym Oenothera calcicola (P.H.Raven & D.P.Greg.) W.L.Wagner & Hoch species accepted Anogra cinerea Rydb. species synonym Oenothera lindheimeri (Engelm. & A.Gray) W.L.Wagner & Hoch species accepted Anogra californica (S.Watson) Small species synonym Oenothera levigata Bartlett species doubtful Oenothera caesia Nutt. ex Torr. & A.Gray, 1840 species accepted Oenothera ×tacikii Rostanski species accepted Lavauxia wrightii (A.Gray) Small species synonym Oenothera burkartiana H.H.Bartlett species synonym Anogra buffumi A.Nelson species doubtful Oenothera leucophylla R.R.Gates species synonym Oenothera syrticola var. litorea (Bartlett) R.R.Gates variety synonym Oenothera ×bulgarica Delip. species accepted Anogra bradburiana Rydb. species synonym Oenothera leucocarpa Comien ex Lehm. species synonym Oenothera leptophylla Nutt. ex Torr. & A.Gray species synonym Anogra amplexicaulis Wooton & Standl. species synonym Oenothera suzukiana R.Jean & R.Linder species synonym Oenothera ×britannica Rostanski species accepted Oenothera brevistylis de Vries species synonym Oenothera suffulta subsp. nealleyi (J.M.Coult.) W.L.Wagner & Hoch subspecies synonym Oenothera ×brevispicata Hudziok species accepted Oenothera suffrutescens (Ser.) W.L.Wagner & Hoch species accepted Oenothera brevipetala W.Dietr. species accepted Lavauxia triloba var. watsonii Britton variety synonym Oenothera subterminalis R.R.Gates species synonym Oenothera subovata de Vries species synonym Oenothera sublinearis de Vries species synonym Oenothera subincana Steud. species doubtful Oenothera subglobosa var. arenicola Weath. & Griscom variety synonym Oenothera lata de Vries species synonym Oenothera brevicapsula Bartlett species synonym Oenothera lasiocarpa Griseb. species accepted Lavauxia nuttalliana Spach species synonym Lavauxia mutica Spach species synonym Oenothera breedlovei W.Dietr. & W.L.Wagner species accepted Oenothera suaveolens var. latipetala Soldano variety proparte synonym Lavauxia lobata A.Nelson species doubtful Oenothera lamarkiana species synonym Oenothera suaveolens f. erythrosepala (Borbás) Munz form synonym Oenothera lamarckiana Ser. species synonym Lavauxia howardi A.Nelson species synonym Oenothera laevigata var. similis R.R.Gates variety synonym Oenothera brandegeei (Munz) P.H.Raven species accepted Lavauxia hamata Wooton & Standl. species proparte synonym Oenothera laevigata var. scitula (Bartlett) R.R.Gates variety synonym Oenothera bradburiana Nutt. ex Torr. & A.Gray species synonym Oenothera laevigata var. rubripunctata R.R.Gates variety synonym Oenothera stuebelii Hieron. species synonym Oenothera ×stucchii Soldano species accepted Lavauxia cuspidata Spach species synonym Oenothera laevifolia de Vries species synonym Lavauxia centaurifolia Spach species synonym Oenothera laciniata var. typica Munz variety synonym Oenothera stubelii Hieron., 1895 species accepted Oenothera stubbei W.Dietr., P.H.Raven & W.L.Wagner species accepted Oenothera laciniata var. occidentalis Small variety synonym Oenothera laciniata var. nocturna (Jacq.) Munz variety synonym Oenothera laciniata var. mexicana (Spach) Small variety synonym Oenothera laciniata var. limensis Munz & I.M.Johnst. variety synonym Oenothera brachycarpa var. typica Munz variety synonym Oenothera laciniata subsp. laciniata subspecies synonym Oenothera brachycarpa var. stenophylla H.Lév. variety synonym Oenothera strigosa subsp. mollis (Renner) Weihe subspecies synonym Oenothera strigosa subsp. hungarica (Borbás) Á.Löve & D.Löve subspecies synonym Oenothera kuntziana H.Lév. species synonym Oenothera boquillensis (P.H.Raven & D.P.Greg.) W.L.Wagner & Hoch species accepted Oenothera jueterbogensis var. macrosperma Hudziok variety synonym Oenothera blandina de Vries species synonym Oenothera stricta subsp. argentinae W.Dietr. subspecies synonym Oenothera jacquinii Pharm. ex Weber species accepted Oenothera ×italica Rostanski & Soldano species accepted Oenothera laciniata var. grandis Britton variety synonym Oenothera stenopetala E.P.Bicknell species synonym Oenothera stenomeres f. typica Bartlett form synonym Oenothera biformiflora var. cruciata R.R.Gates variety synonym Oenothera intermedia R.R.Gates species synonym Oenothera biennis var. vulgaris Torr. & A.Gray variety synonym Oenothera biennis subsp. suaveolens (Pers.) Rouy & E.G.Camus subspecies synonym Oenothera insignis Bartlett species synonym Oenothera ×indivisa Hudziok species accepted Oenothera spinulosa Nutt. ex Torr. & A.Gray species synonym Oenothera indecora subsp. bonariensis W.Dietr. subspecies synonym Oenothera spectabilis Lehm. species heterotypic synonym Oenothera biennis f. stenopetala (E.P.Bicknell) B.Boivin form synonym Oenothera indecora subsp. boliviensis W.Dietr. subspecies synonym Oenothera biennis subsp. rubricaulis (Kleb.) Stomps subspecies synonym Oenothera speciosa f. variegata H.Lév. form synonym Oenothera biennis var. parviflora (L.) Torr. & A.Gray variety synonym Oenothera speciosa var. typica Munz variety synonym Oenothera ×inconspecta Hudziok species accepted Oenothera speciosa f. subintegrifolia H.Lév. form synonym Oenothera speciosa var. serrulatiformis H.Lév. variety synonym Oenothera incana Nutt. species synonym Oenothera biennis f. muricata (L.) H.Lév. ex Thell. form synonym Oenothera speciosa var. berlandieri (Spach) Munz variety proparte synonym Oenothera biennis f. leptomeres (Bartlett) P.D.Sell form synonym Xylopleurum tetrapterum (Cav.) Raim. species synonym Oenothera ibari Phil. species synonym Xylopleurum speciosum (Nutt.) Raim. species synonym Oenothera hyssopifolia Molina species doubtful Oenothera spathulata de Vries species synonym Oenothera hybrida var. ambigua (Nutt.) S.F.Blake variety synonym Oenothera spachii D.Dietr. species synonym Xylopleurum roseum (L'Hér. ex Aiton) Raim. species synonym Xylopleurum obtusifolium Spach species synonym Oenothera hungarica (Borbás) Borbás species synonym Xylopleurum nuttallii Spach species synonym Oenothera ×slovaca V.Jehlík & Rostanski species accepted Oenothera sinuosa W.L.Wagner & Hoch species accepted Xylopleurum hirsutum Spach species synonym Oenothera biennis var. cruciata de Vries variety synonym Oenothera sinuata var. minima (Pursh) Nuttall variety synonym Xylopleurum drummondii Spach species synonym Oenothera sinuata var. humifusa (Nutt.) Torr. & A.Gray variety synonym Oenothera biennis subsp. chicaginensis (de Vries ex Renner & Cleland) Á.Löve & D.Löve subspecies synonym Oenothera sinuata var. hirsuta Torr. & A.Gray variety synonym Xylopleurum deserticola Loes. species synonym Oenothera sinuata var. grandis Britton variety synonym Xylopleurum berlandieri Spach species proparte synonym Oenothera biennis var. cantabrigiana B.M.Davis variety synonym Oenothera sinuata var. grandiflora S.Watson variety synonym Oenothera howardii M.E.Jones, 1893 species doubtful Oenothera sinuata var. bicolor H.Lév. variety synonym Godetia heucki Phil. species synonym Oenothera simulans (Small) W.L.Wagner & Hoch species accepted Lavauxia graminifolia (H.Lév.) Rose species proparte synonym Oenothera biennis var. angustifolia Renner variety synonym Oenothera ×silesiaca Renner species accepted Oenothera siambonensis W.Dietr. species accepted Oenothera bertolonii B.Wells species doubtful Oenothera shulliana A.H.Sturtev. species synonym Oenothera berteroana Spach species synonym Taraxia taraxacifolia (S.Watson) A.Heller species proparte synonym Oenothera sessilis (Pennell) Munz species accepted Oenothera beckeri Renner species synonym Oenothera ×sesitensis Soldano species accepted Oenothera barbeyana H.Lév. species synonym Oenothera serrulata var. spinulosa Torr. & A.Gray variety synonym Oenothera bahia-blancae W.Dietr. species accepted Oenothera holosericea Tausch species synonym Oenothera ×hoelscheri var. rubricalyx Rostanski variety synonym Oenothera serrulata var. oblanceolata (Rydb.) F.C.Gates variety synonym Oenothera ×hoelscheri var. albinervis Rostanski variety synonym Oenothera avita subsp. arizonica (Munz) W.M.Klein subspecies synonym Oenothera serrulata var. nuttallii Torr. & A.Gray variety synonym Taraxia longiflora Nutt. ex Torr. & A.Gray species synonym Oenothera serrulata f. flava Munz form synonym Oenothera serrulata var. drummondii Torr. & A.Gray variety synonym Oenothera serrulata var. douglasii H.Lév. variety synonym Oenothera australis (Wooton & Standl.) Tidestr. species synonym Oenothera serratifolia K.Krause species synonym Oenothera serotina Lehm. species heterotypic synonym Oenothera semilata de Vries species synonym Oenothera sellowii Link & Otto ex Steud. species doubtful Oenothera seifrizii Munz species accepted Oenothera aurantia Willd. ex Spreng. species synonym Oenothera hirsuta F.Meigen species heterotypic synonym Oenothera atrovirens var. ostreae (A.H.Sturtev.) R.R.Gates variety synonym Oenothera scitula Bartlett species synonym Oenothera asperifolia Nutt. ex Torr. & A.Gray, 1840 species accepted Oenothera scintillans de Vries species synonym Oenothera hexandra subsp. gracilis (Wooton & Standl.) W.L.Wagner & Hoch subspecies synonym Oenothera arizonica (Munz) W.L.Wagner species accepted Oenothera arida W.L.Wagner & Hoch species accepted Oenothera argentinae H.Lév. & Thell. species synonym Oenothera heterophylla var. curtissii (Small) Fosberg variety synonym Oenothera arequipensis Munz & I.M.Johnst. species accepted Oenothera apicaborta R.R.Gates species synonym Oenothera anomala Curtis species accepted Oenothera anisoloba Sweet species synonym Oenothera ×scandinavica Rostanski species accepted Oenothera angustissima var. quebecensis R.R.Gates variety synonym Oenothera scabra K.Krause species accepted Oenothera angustifolia Mill. species synonym Oenothera santarii W.Dietr. species accepted Oenothera ×heiniana Teyber species accepted Oenothera sandiana Hassk. species accepted Oenothera hechtii W.Dietr. species synonym Oenothera salicina Nutt. ex Torr. & A.Gray, 1840 species accepted Oenothera hazelae var. subterminalis (R.R.Gates) R.R.Gates variety synonym Oenothera hazelae var. parviflora R.R.Gates variety synonym Oenothera harvardii S.Watson species synonym Oenothera salicastrum de Vries species synonym Oenothera hartwegii var. typica Munz variety synonym Oenothera sackvillensis var. royfraseri (R.R.Gates) R.R.Gates variety synonym Oenothera sackvillensis var. albiviridis R.R.Gates variety synonym Oenothera sabulosa Farw. species synonym Oenothera hartwegii var. lavandulifolia (Torr. & A.Gray) S.Watson variety synonym Oenothera ammophiloides var. parva (R.R.Gates) R.R.Gates variety synonym Oenothera ammophiloides var. laurensis R.R.Gates variety synonym Oenothera ammophiloides var. flecticaulis (R.R.Gates) R.R.Gates variety synonym Oenothera ammophiloides var. angustifolia R.R.Gates variety synonym Oenothera ammophila var. rhodoneura Renner variety synonym Oenothera ammophila var. germanica (Boedijn) Rostanski variety synonym Oenothera ambigua (Nutt.) Spreng. species heterotypic synonym Oenothera ruderalis Bartlett species synonym Oenothera rudalis Greene species doubtful Oenothera rubritincta R.R.Gates species synonym Oenothera rubrinervoides R.R.Gates species synonym Oenothera rubrinervis de Vries species synonym Oenothera ×rubricuspis Renner ex Rostanski species accepted Oenothera guttulata Geyer ex Hook. species synonym Oenothera ×albipercurva Renner ex Hudziok species accepted Oenothera ×rubricauloides Rostanski species accepted Oenothera rubricaulis var. longistylis Gutte & Rostanski variety synonym Oenothera albida de Vries species synonym Oenothera rubricaulis var. dentifolia V.Jehlík & Rostanski variety synonym Oenothera albicaulis var. xanthosperma H.Lév. variety synonym Oenothera albicaulis var. tigrina H.Lév. variety synonym Oenothera albicaulis f. sinuata H.Lév. form synonym Oenothera rubra Cav. species synonym Oenothera albicaulis f. pinnatifida H.Lév. form synonym Oenothera rubiennis de Vries species synonym Oenothera rubida Rusby species synonym Oenothera albicaulis var. nuttallii Engelm. variety synonym Oenothera albicaulis f. mucronata H.Lév. form synonym Oenothera albicaulis var. melanosperma H.Lév. variety synonym Oenothera graveolens Gilib. species synonym Oenothera albicaulis f. erosa H.Lév. form synonym Oenothera rubescens Bartlett species synonym Oenothera grandifolia R.R.Gates species synonym Oenothera albicaulis f. dentata H.Lév. form synonym Oenothera albicaulis f. decumbens H.Lév. form synonym Oenothera grandiflora var. tracyi (Bartlett) R.R.Gates variety synonym Oenothera royfraseri R.R.Gates species synonym Oenothera biennis f. argillicola (Mack.) B.Boivin form synonym Oenothera albicaulis var. californica S.Watson variety synonym Oenothera ×rostanskii V.Jehlík species accepted Oenothera albicaulis f. anthoxantha H.Lév. form synonym Oenothera albicaulis f. acaulis H.Lév. form synonym Oenothera rosea var. parvifolia J.M.Coult. variety synonym Oenothera rosea var. helleri H.Lév. variety synonym Oenothera grandidentata Phil. species synonym Oenothera rosea f. epilobiifolia H.Lév. form synonym Oenothera albicans Lam. species synonym Oenothera graminifolia H.Lév. species proparte synonym Gauridium mutabile (Cav.) Spach species synonym Gauridium molle (Kunth) Spach species synonym Gauridium kunthii (Kunth) Spach species synonym Oenothera roemeriana Scheele species synonym Gaurella guttulata (Geyer ex Hook.) Small species synonym Oenothera ×adriatica Soldano species accepted Oenothera robinsonii Bartlett species synonym Oenothera rivadaviae W.Dietr. species accepted Oenothera globularis G.Don species doubtful Oenothera ×acutifolia Rostanski species accepted Oenothera riskindii W.L.Wagner species accepted Oenothera riparia Nutt. species synonym Oenothera acuticarpa W.Dietr. species synonym Oenothera glaucifolia W.L.Wagner & Hoch species accepted Oenothera ×rigirubata Renner ex Gutte & Rostanski species accepted Oenothera glauca f. fraseri (Pursh) Voss form synonym Oenothera acaulis var. grandiflora (Ruiz & Pav.) Kuntze variety synonym Oenothera acaulis var. caulescens C.Presl variety synonym Gaura undulata Desf. species synonym Oenothera glabra Mill. species synonym Gaura tripetala var. typica Munz variety synonym Oenothera rhizocarpa Spreng. species synonym Oenothera gigas de Vries species synonym Oenothera reynoldsii f. typica Bartlett form synonym Oenothera reynoldsii f. semialta Bartlett form synonym Oenothera gigantea C.Huber species synonym Meriolix spinulosa (Nutt.) A.Heller species synonym Gaura suffulta var. typica Munz variety synonym Oenothera germanica Boedijn species synonym Gaura suffulta var. terrellensis Munz variety synonym Meriolix serrulata var. spinulosa (Torr. & A.Gray) Small variety synonym Oenothera repandodentata R.R.Gates species synonym Gaura suffulta subsp. nealleyi (Coult.) P.H.Raven & D.P.Greg. subspecies synonym Oenothera repanda Medik. species synonym Meriolix serrulata var. drummondii (Torr. & A.Gray) Walp. variety proparte synonym Oenothera renneri f. mollis Renner ex Rostański form synonym Gaura suffrutescens Moc. & Sessé ex Ser. species synonym Gaura strigillosa Wooton & Standl. species synonym Gaura spicata Sessé & Moc. ex DC., 1828 species doubtful Oenothera recurva W.Dietr. species accepted Oenothera ravenii subsp. argentinae W.Dietr. subspecies synonym Meriolix drummondiana (Spach) Small species proparte synonym Oenothera gauroides var. brevicapsula (Bartlett) R.R.Gates variety synonym Gaura roemeriana Scheele species synonym Gaura podocarpa Wooton & Standl. species synonym Oenothera racemosa Nutt. ex Torr. & A.Gray, 1840 species accepted Gaura parvifolia Torr. species synonym Schizocarya micrantha Spach species synonym Oenothera ×pyramidiflora Hudziok species accepted Oenothera gaura W.L.Wagner & Hoch species accepted Schizocarya kunthii Spach species synonym Gaura parviflora f. glabra Munz form synonym Oenothera fusiformis Munz & I.M.Johnst. species synonym Schizocarya drummondii Spach species synonym Oenothera fusca (K.Krause) Sprague & L.Riley species synonym Schizocarya crispa Spach species synonym Oenothera furca Boedijn species synonym Gaura oenotheriflora Zuccagni species synonym Megapterium dissectum (A.Gray ex S.Watson) Small species synonym Oenothera fruticosa var. vera Hook. variety synonym Oenothera fruticosa var. unguiculata Fernald variety synonym Oenothera fruticosa var. unguicilata Fernald variety synonym Gaura neomexicana var. typica Munz variety synonym Megapterium canescens (Torr. & Frém.) Britton species synonym Oenothera fruticosa var. subglobosa (Small) Munz variety synonym Gaura neomexicana subsp. coloradensis (Rydb.) P.H.Raven & D.P.Greg. subspecies synonym Oenothera fruticosa f. sessilicarpa H.Lév. form synonym Oenothera fruticosa var. pilosella (Raf.) Small & A.Heller variety synonym Megapterium brachycarpum var. wrightii (A.Gray) Moldenke variety synonym Oenothera fruticosa f. phyllopus (Hook.) Voss form synonym Oenothera pycnocarpa var. parviflora R.R.Gates variety synonym Gaura nealleyi J.M.Coult. species synonym Oenothera pycnocarpa var. cleistogama R.R.Gates variety synonym Oenothera fruticosa var. microcarpa Fernald variety synonym Oenothera fruticosa var. maculata H.Lév. variety synonym Gaura mutabilis f. glabra Munz form synonym Oenothera fruticosa f. lucida H.Lév. form synonym Oenothera puvescens Willd. species accepted Oenothera fruticosa var. linearis (Michx.) S.Watson variety synonym Gaura multicaulis Raf. species synonym Oenothera pusilla Michx. species synonym Oenothera fruticosa var. linearifolia Hook. variety synonym Oenothera fruticosa f. incana (Nutt.) Voss form synonym Oenothera purshii G.Don species synonym Oenothera purshiana Steud. species synonym Gaura micrantha (Spach) D.Dietr. species synonym Oenothera purpusii Munz species synonym Oenothera fruticosa var. humifusa C.K.Allen variety synonym Oenothera fruticosa f. hirsuta (Nutt. ex Torr. & A.Gray) H.Lév. form synonym Oenothera purpurea Lam. species synonym Oenothera fruticosa var. goodmanii Munz variety synonym Raimannia punae (Kuntze) Sprague & L.Riley species synonym Gaura marginata Lehm. species synonym Oenothera fruticosa subsp. glauca (Michx.) Straley subspecies synonym Raimannia odorata (Jacq.) Sprague & L.Riley species synonym Oenothera fruticosa var. fraseri (Pursh) Hook. variety synonym Gaura linifolia Nutt. species synonym Oenothera purpurata Kleb. species synonym Oenothera fruticosa var. eamesii (B.L.Rob.) S.F.Blake variety synonym Raimannia nyctaginiifolia (Small) A.Heller species synonym Oenothera fruticosa f. diversifolia H.Lév. form synonym Raimannia nocturna (Jacq.) Sprague & L.Riley species synonym Oenothera ×purpurans Borbás species accepted Oenothera fruticosa var. differta Millsp. variety synonym Gaura linearis Wooton & Standl. species synonym Oenothera fruticosa f. angustifolia H.Lév. form synonym Oenothera ×punctulata Rostanski & Gutte species accepted Oenothera fruticosa var. ambigua Nutt. variety synonym Oenothera punctata H.Lév. species doubtful Raimannia mexicana (Spach) Wooton & Standl. species synonym Oenothera punae Kuntze species accepted Gaura induta Wooton & Standl. species synonym Oenothera pumila var. rectipilis S.F.Blake variety synonym Gaura angustifolia var. eatonii (Small) Munz variety synonym Raimannia mendocinensis (Gillies ex Hook. & Arn.) Sprague & L.Riley species synonym Oenothera pumila var. pusilla (Michx.) Torr. & A.Gray variety synonym Oenothera fraseri Pursh species synonym Raimannia macrosceles Rose species doubtful Gaura hispida Benth. species synonym Oenothera pumila var. minima Lehmann variety synonym Gaura hirsuta Scheele species synonym Oenothera pumila var. chrysantha Gordinier & Howe variety synonym Oenothera formosa Leichtlin species doubtful Gaura hexandra subsp. gracilis (Wooton & Standl.) P.H.Raven & D.P.Greg. subspecies synonym Oenothera florida Salisb. species synonym Oenothera flecticaulis R.R.Gates species synonym Raimannia indecora (Cambess.) Sprague & L.Riley species synonym Oenothera psychrophila Ball species synonym Oenothera ×flaemingina Hudziok species accepted Oenothera pseudolongiflora W.Dietr. species synonym Gaura grandiflora Rose species synonym Oenothera fissifolia Steud. species synonym Oenothera pseudoelongata W.Dietr. species accepted Oenothera filipes (Spach) W.L.Wagner & Hoch species accepted Gaura gracilis var. typica Munz variety synonym Oenothera filiformis (Small) W.L.Wagner & Hoch species accepted Gaura gracilis f. glandulosa (Wooton & Standl.) Munz form synonym Oenothera ×pseudochicaginensis Rostanski species accepted Oenothera ×pseudocernua Hudziok species accepted Gaura glandulosa Wooton & Standl. species synonym Oenothera prostrata Ruiz & Pav. species synonym Oenothera featherstonei Munz & I.M.Johnst. species accepted Raimannia coronopifolia (Torr. & A.Gray) Rose species synonym Oenothera fatua de Vries species synonym Raimannia coquimbensis (Gay) Sprague & L.Riley species synonym Gaura gentryi Standl. species synonym Raimannia confusa Rose species doubtful Raimannia colimae Rose species synonym Gaura fruticosa Jacq. species heterotypic synonym Raimannia berteroana (Spach) Sprague & L.Riley species synonym Gaura filipes var. typica Munz variety synonym Gaura filiformis var. typica Munz variety synonym Gaura filiformis var. munzii Cory variety synonym Gaura filiformis var. kearneyi Munz variety synonym Oenothera erythrosepala var. azorica Rostanski variety synonym Gaura exaltata Engelm. & A.Gray species synonym Gaura epilobioides Kunth species synonym Oenothera ×ersteinensis H.P.Linder & R.Jean species accepted Oenothera eriensis var. repandodentata (R.R.Gates) R.R.Gates variety synonym Oenothera eriensis var. niagarensis (R.R.Gates) R.R.Gates variety synonym Gaura crispa (Spach) D.Dietr. species synonym Gaura coloradensis Rydb. species synonym Oenothera pratincola f. typica Bartlett form synonym Oenothera epilobiifolia Kunth species accepted Oenothera pratincola var. numismatica (Bartl.) R.R.Gates variety synonym Gaura coccinea var. integerrima Torr. variety synonym Oenothera eminens Tausch species doubtful Oenothera elongata Rusby species accepted Oenothera prasina Greene species doubtful Oenothera pranticola var. numismatica (Bartlett) R.R.Gates variety synonym Oenothera elliptica de Vries species synonym Oenothera polymorpha var. undulata (W.T.Aiton) H.Lév. variety synonym Oenothera aberrans Lutz species synonym Oenothera polymorpha var. magellanica (Phil.) H.Lév. variety synonym Gaura canescens Ser. species synonym Oenothera polymorpha var. ibari (Phil.) H.Lév. variety synonym Gaura brassicacea Wooton & Standl. species synonym Gaura bracteata Ser. species synonym Oenothera polymorpha var. arechavaletae H.Lév. variety synonym Oenothera ×editicaulis Hudziok species accepted Gaura biennis var. typica Munz variety synonym Oenothera ×polgari Rostanski species accepted Oenothera plicatula Lutz species synonym Oenothera dubia f. latifolia E.H.L.Krause form synonym Gaura australis Griseb. species synonym Gaura angustifolia var. typica Munz variety synonym Gaura angustifolia var. strigosa Munz variety synonym Gaura angustifolia var. simulans (Small) Munz variety synonym Oenothera pinnatifida var. integrifolia A.Gray variety synonym Oenothera drummondii var. typica Munz variety synonym Oenothera pilosella var. sessilis (Pennell) B.L.Turner variety synonym Galpinsia lavandulifolia var. glandulosa (Munz) Moldenke variety synonym Oenothera pilosella f. laevigata E.J.Palmer & Steyerm. form synonym Galpinsia lampsana Wooton & Standl. species doubtful Oenothera ×drawertii Renner ex Rostanski species accepted Oenothera domingensis (Urb. & Ekman) Munz species synonym Oenothera dissecta A.Gray ex S.Watson species accepted Oenothera peruana W.Dietr. species accepted Oenothera disjuncta Boedijn species synonym Oenothera diplotricha Domin species synonym Oenothera deserticola (Loes.) Munz species accepted Oenothera perampla Graham species synonym Oenothera pennellii Munz species accepted Oenothera ×pellegrinii Soldano species accepted Oenothera pedunculifolia W.Dietr. species accepted Oenothera ×pedemontana Soldano species accepted Oenothera patriciae W.L.Wagner & Hoch species accepted Oenothera parviflora var. muricata (L.) Farw. variety synonym Oenothera serrulata var. integrifolia H.Lév. variety synonym Oenothera parva R.R.Gates species synonym Oenothera demareei (P.H.Raven & D.P.Greg.) W.L.Wagner & Hoch species accepted Oenothera deltoides var. typica Munz variety synonym Oenothera paruana W.Dietr., 1978 species accepted Oenothera parodiana subsp. strigulosa W.Dietr. subspecies synonym Oenothera parodiana subsp. brasiliensis W.Dietr. subspecies synonym Oenothera paralamarckiana R.R.Gates species synonym Onosuris acuminata Raf. species synonym Oenothera ×paradoxa Hudziok species accepted Onagra vulgaris Spach species synonym Oenothera deltoides var. arizonica Munz variety synonym Onagra undulata (W.T.Aiton) Moench species synonym Oenothera deltoidea Torr. & Frém. species accepted Oenothera pallida var. typica Munz variety synonym Oenothera deflexa var. bracteata R.R.Gates variety synonym Onagra sinuata (L.) Moench species synonym Onagra rubrinervis (de Vries) MacDougal species synonym Onagra ×purpurans Borbás species synonym Oenothera pallida var. californica (S.Watson) Jeps. variety synonym Onagra parviflora (L.) Moench species synonym Oenothera davisii Greene species doubtful Onagra oakesiana (A.Gray) Britton species synonym Oenothera pachycarpa Renner ex Rudloff species synonym Oenothera oxypetala de Vries species synonym Onagra nocturna (Jacq.) Moench species synonym Onagra nanella (de Vries) MacDougal species synonym Onagra muricata Beck species doubtful Oenothera cuspidata Steud. species doubtful Onagra mollissima (L.) Moench species synonym Oenothera curvifolia H.P.Fisch. species synonym Onagra media (Link) Spach species synonym Oenothera ostreae A.H.Sturtev. species synonym Onagra macrosceles (A.Gray) Small species synonym Oenothera curtiflora W.L.Wagner & Hoch species accepted Onagra linkiana Spach species synonym Oenothera cuneifolia Raf. species doubtful Oenothera orizabae W.L.Wagner species accepted Onagra lamarckiana (Ser.) MacDougal species synonym Onagra laevifolia de Vries species synonym Onagra jamesii (Torr. & A.Gray) Small species synonym Oenothera cruciata var. varia de Vries variety synonym Onagra hungarica Borbás species synonym Oenothera odoratissima Tausch species synonym Oenothera odorata var. virescens Ser. variety synonym Oenothera odorata var. undulata Speg. variety synonym Oenothera odorata var. media Speg. variety synonym Onagra grandiflora (L'Hér.) Vail species synonym Oenothera odorata var. glabrescens Speg. variety synonym Oenothera odorata var. brachycarpa Hauman variety synonym Oenothera crispa Schult. species doubtful Onagra gigas (de Vries) MacDougal species synonym Onagra fusca K.Krause species synonym Oenothera crassifolia var. leptocarpa (Greene) H.Lév. variety synonym Onagra europaea Spach species synonym Onagra erythrosepala Borbás species synonym Oenothera corymbosa Lam. species doubtful Oenothera ×octolineata Hudziok species accepted Onagra erythrocepala Borbás species synonym Oenothera obtusifolia D.Dietr. species synonym Oenothera ×obscurifolia Hudziok species accepted Oenothera oblonga de Vries species synonym Oenothera oakesiana var. tidestromii (Bartlett) R.R.Gates variety synonym Oenothera oakesiana var. nobska (A.H.Sturtev.) R.R.Gates variety synonym Oenothera cordobensis W.Dietr. species synonym Oenothera nyctaginiifolia Small species synonym Oenothera coquimbensis var. grandidentata (Phil.) Reiche variety synonym Onagra cruciata (Nutt. ex G.Don) Small species synonym Onagra cockerellii (Bartlett ex DeVries) DeVries species synonym Onagra chrysantha var. latifolia Spach variety synonym Oenothera numismatica Bartlett species synonym Onagra ×braunii (Döll) Beck species synonym Oenothera ×nuda Renner ex Rostanski species accepted Onagra biennis var. cruciata (Nutt.) Britton variety synonym Oenothera novae-scotiae var. serratifolia R.R.Gates variety synonym Onagra argillicola Mack. species synonym Oenothera nocturna Jacq. species accepted Oenothera ×compacta Hudziok species accepted Oenothera comosa R.R.Gates species synonym Oenothera nobska A.H.Sturtev. species synonym Oenothera communis f. suaveolens (Pers.) H.Lév. form synonym Oenothera youngii L.H.Bailey species synonym Oenothera niveifolia Gand. species synonym Oenothera communis f. parviflora (L.) H.Lév. form synonym Oenothera xenogaura W.L.Wagner & Hoch species synonym Oenothera nissensis var. fiedleri Gutte & Rostanski variety synonym Oenothera ×wratislaviensis Rostanski species accepted Oenothera niagarensis R.R.Gates species synonym Oenothera communis f. canescens H.Lév. form synonym Oenothera nervosa Hornem. ex Sweet species doubtful Oenothera columbiana Greene species doubtful Oenothera ×coloratissima Hudziok species accepted Oenothera coloradensis subsp. neomexicana (Wooton) W.L.Wagner & Hoch subspecies synonym Oenothera nanella de Vries species synonym Oenothera wigginsii W.M.Klein species accepted Oenothera nana Griseb. species accepted Oenothera mutabilis Steud. species synonym Oenothera ×wienii Renner ex Rostanski species accepted Oenothera muricata var. rubricaulis Farw. variety synonym Calylophus serrulatus var. spinulosus (Nutt. ex Torr. & A.Gray) Shinners variety synonym Oenothera muricata var. rhodoneura Renner variety synonym Oenothera cochinchinensis Lour. ex Steud. species doubtful Calylophus serrulatus var. arizonicus Shinners variety synonym Oenothera muricata var. parviflora R.R.Gates variety synonym Oenothera coccinea Britton species synonym Oenothera weberbaueri K.Krause species synonym Calylophus serrulata (Nutt.) P.H.Raven species synonym Oenothera muricata var. latifolia Asch. variety synonym Oenothera clutei A.Nelson species synonym Oenothera webbiana Steud. species synonym Calylophus nuttallii Spach species synonym Oenothera muricata var. issleri Á.Löve & D.Löve variety synonym Oenothera muricata subsp. hungarica (Borbás) Soó subspecies synonym Oenothera walpersii Donn.Sm. species synonym Calylophus lavandulifolia (Torr. & A.Gray) P.H.Raven species synonym Oenothera vrieseana H.Lév. species synonym Oenothera cleistantha Shull & Bartlett species synonym Oenothera viscosa Raf. species synonym Oenothera virgata Ruiz & Pav. species synonym Calylophus drummondii Spach ex Steud. species synonym Oenothera multiflora R.R.Gates species synonym Oenothera multicaulis var. typica Munz variety synonym Calylophus drummondiana Spach species synonym Oenothera multicaulis var. petiolaris Ball variety synonym Oenothera parviflora f. parviflora form synonym Oenothera humboldtii Engelm. species synonym Gaura epilobia Moc. & Sessé ex Ser. species synonym Oenothera dodgeniana Krakos & W.L.Wagner species accepted Megapterium brachycarpum (A.Gray) Rydb. species synonym Oenothera pulla DeVries species synonym Oenothera brevicapsula Greene species doubtful Oenothera cheiranthifolia A.Gray species accepted Calylophus serrulata var. arizonicus Shinners variety synonym Oenothera ×ligerica Deschâtres & R.Jean species accepted Oenothera shimekii H.Lév. & Guffroy species synonym Oenothera californica var. californica variety synonym Oenothera acaulis Lindl., 1824 species doubtful Oenothera leptophylla (Torr. & A.Gray) Nutt. ex S.Watson species synonym Oenothera stricta Steud. species doubtful Oenothera serrulata subsp. serrulata subspecies synonym Oenothera rubricuspis Renner species synonym Oenothera varigata Ruiz & Pav. species doubtful Oenothera fruticosa subsp. tetragona (Roth) W.L.Wagner subspecies synonym Oenothera polymorpha var. indecora (Cambess.) H.Lév. variety synonym Stenosiphon linifolius (Nutt.) Britton species synonym Oenothera guttulata Geyer species homotypic synonym Oenothera spinulosa Nutt. species synonym Oenothera ammophila subsp. germanica (Boedijn) Renner subspecies synonym Oenothera candicans DeVries species synonym Oenothera argentinae var. heterotricha Kloos & Thell. variety synonym Oenothera grandiflora Ruiz & Pav. species heterotypic synonym Gaura coccinea Nutt., 1818 species doubtful Kneiffia riparia (Nutt.) Walp. species synonym Kneiffia brevistipata (Pennell) Munz species synonym Oenothera grandiflora var. glabra Ser. variety synonym Oenothera heterophylla Nutt. ex Hook. & Arn., 1839 species doubtful Oenothera rhizomata A.Nelson species doubtful Oenothera velutina Renner species accepted Oenothera suaveolens Desf. ex Pers. species accepted Oenothera heribaudii H.Lév. species synonym Kneiffia depauperata Jenn. species doubtful Gaura parviflora Douglas species synonym Oenothera polymorpha H.Lév. species synonym Calylophus drummondianus subsp. drummondianus subspecies synonym Oenothera ornata A.Nelson, 1913 species accepted Oenothera muricata subsp. parviflora (L.) P.Fourn. subspecies synonym Oenothera mollissima Hook. & Arn. species heterotypic synonym Oenothera biennis var. hirsutissima A.Gray variety synonym Oenothera simplex de Vries species heterotypic synonym Oenothera pinnatifida Kunth species heterotypic synonym Oenothera biennis var. grandiflora (L'Hér.) Torr. & A.Gray variety homotypic synonym Oenothera polymorpha var. nocturna (Jacq.) H.Lév. variety synonym Oenothera longiflora L. species accepted Oenothera gignatea Huber species doubtful Oenothera communis var. jamesii (Torr. & A.Gray) H.Lév. variety synonym Gaura mollis Kunth species heterotypic synonym Oenothera ammophila var. germanica (Boedijn) Renner variety synonym Oenothera biennis var. sulphurea de Vries variety homotypic synonym Oenothera hazeliae var. parviflora R.R.Gates variety synonym Oenothera parviflora L. species accepted Onagra chrysantha var. parviflora (L.) Spach variety synonym Oenothera podocarpa (Wooton & Standl.) Krakos & W.L.Wagner species accepted Raimannia stricta (Ledeb. ex Link) species synonym Oenothera muricata subsp. parviflora (L.) Tischler subspecies synonym Oenothera biennis f. grandiflora (Aiton) D.S.Carp. ex Dole form synonym Oenothera muricata var. ammophila (Focke) Stomps variety homotypic synonym Oenothera biennis var. parviflora Abrom. variety synonym Oenothera muricata subsp. rubricuspis (Renner ex Rostanski) Weihe subspecies homotypic synonym Oenothera ×mollis Renner ex Rostanski species accepted Oenothera biennis subsp. suaveolens (Desf. ex Pers.) Bonnier, 1921 subspecies synonym Oenothera biennis subsp. muricata Bonnier & Layens subspecies synonym Oenothera grandiflora Lamarck species synonym Oenothera cruciata Nutt. ex G.Don species heterotypic synonym Oenothera laevigata Greene species synonym Oenothera pinnatifida Torr. species heterotypic synonym Gaura suffulta Engelm. ex A.Gray, 1850 species doubtful Oenothera parviflora subsp. pachycarpa (Renner ex Rudloff) Janch. subspecies synonym Oenothera militaris DeVries species synonym Oenothera fallax Rostanski species doubtful Oenothera ×acerviphila Rostanski species accepted Gaura coccinea var. glabra (Lehm.) F.C.Gates variety synonym Oenothera argentinae var. camptotricha Kloos & Thell. variety synonym Oenothera grandiflora var. pubescens Ser variety synonym Oenothera ovata Curran, 1888 species accepted Oenothera victorinii f. rostanskii (V.Jehlík) V.Jehlík & Rostanski form proparte synonym Oenothera grandiflora Aiton species synonym Lavauxia triloba (Nutt.) Raim., 1893 species homotypic synonym Oenothera cana de Vries species synonym Oenothera jacquinii Wehmer species doubtful Oenothera albipercurva var. impunctata Renner ex Hudziok variety synonym Oenothera numismatica Greene species accepted Oenothera glazioviana P.Micheli ex Mart. species doubtful Oenothera campylocarpa Bailly species doubtful Meriolix serrulata (Nutt.) Raf. species synonym Oenothera ×pripjatiensis Tretjakov species accepted Oenothera linkiana Spach species synonym Oenothera muricata subsp. pachycarpa (Renner ex Rudloff) Löve & Löve subspecies synonym Oenothera nealleyi (J.M.Coult.) Krakos & W.L.Wagner species accepted Oenothera ovata Shinn, 1891 species doubtful Oenothera multiflora var. elliptica R.R.Gates variety synonym Oenothera dissecta A.Gray species doubtful Brunerya biennis (L.) Bubani, 1899 species synonym Oenothera lamarckiana de Vries, 1901 species synonym Oenothera villosa var. villosa variety synonym Oenothera parviflora subsp. germanica (Boedijn) Janch. subspecies synonym Oenothera hazeliae var. subterminalis (R.R.Gates) R.R.Gates variety synonym Oenothera grandiflora L'Her. species accepted Oenothera drummondii Walp. species doubtful Oenothera rhombipetala Nutt. species synonym Oenothera hirtella de Vries species heterotypic synonym Oenothera argentinae var. longipila Kloos & Thell. variety synonym Oenothera tenella Bert. ex Steud. species accepted Gaura pitcheri Pickering ex Torr. & A.Gray species heterotypic synonym Oenothera latiflora Ser. species synonym Oenothera macbrideae A.Nelson, 1913 species accepted Oenothera polymorpha var. sellowii H.Lév. variety synonym Oenothera scindens de Vries species synonym Oenothera albicaulis var. decumbens Parry variety synonym Oenothera scitula Greene species accepted Oenothera reynoldsii Greene species synonym Oenothera pratincola Greene species doubtful Oenothera grandiflora subsp. coronifera (Renner) A.Weihe subspecies synonym Oenothera serrulata var. douglasii Torr. & A.Gray variety synonym Oenothera ×oehlkersii Kappus species accepted Oenothera muricata subsp. ammophila (Focke) Stomps subspecies synonym Oenothera agryrophylla Spach species doubtful Oenothera organensis Munz ex Emers. species accepted Oenothera candida Bellardi ex Colla species doubtful Oenothera superflua de Vries species synonym Gaura hexandra Sessé & Moc. species synonym Onagra grandiflora (L'Hér.) Cockerell & Atkins species homotypic synonym Oenothera chrysantha var. parviflora (L.) Spach variety synonym Oenothera rubescens Greene species doubtful Pseudo-oenothera virginiana Rupr. species synonym Oenothera ×ploompuui Rostanski species accepted Oenothera primiveris var. primiveris variety synonym Gaura angustifolia Steud. species synonym Oenothera fruticosa A.Gray species synonym Kneiffia depauperata Jemings species doubtful Oenothera ×rigirubata Renner species homotypic synonym Raimannia macrosceles (A.Gray) Rose ex Sprague & L.Riley species synonym Oenothera ×chicaginensis de Vries species homotypic synonym Oenothera tenella Bert. species homotypic synonym Oenothera tenuifola Bert. species homotypic synonym Oenothera mollissima Bert. species homotypic synonym Oenothera macrantha Sellow species homotypic synonym Gaura mollis Nutt. species homotypic synonym Oenothera ×hoelscheri Renner species homotypic synonym Oenothera heterophylla Nutt. species homotypic synonym Oenothera albipercurva var. impunctata Renner variety synonym Pachylophus glabra A.Nelson, 1904 species doubtful Oenothera nervosa Hornem. species homotypic synonym Gaura pitcheri Pickering species homotypic synonym Oenothera versicolor hort. species homotypic synonym Oenothera odorata var. glaucescens Ser. variety synonym Oenothera renneri f. mollis Renner form homotypic synonym Oenothera cruciata Nutt. species synonym Oenothera oakesiana (A.Gray) J.W.Robbins species homotypic synonym Oenothera micrantha Nutt. species homotypic synonym Oenothera nocturna Willd. species homotypic synonym Oenothera ×albipercurva Renner species homotypic synonym Oenothera fruticosa var. hirsuta Nutt. variety homotypic synonym Oenothera ×wienii Renner species homotypic synonym Oenothera nuda Renner species synonym Oenothera acaulis var. major Ser. variety synonym Oenothera issleri Renner species doubtful Oenothera cochinchinensis Lour. species homotypic synonym Oenothera biennis f. muricata (L.) H.Lév. form homotypic synonym Oenothera spectabilis Bernh. species homotypic synonym Oenothera clandestina Nutt. species homotypic synonym Stenosiphon bracteatus M.E.Jones species homotypic synonym Oenothera cockerellii Bartlett & DeVries species synonym Gaura epilobia Moc. & Sessé species homotypic synonym Oenothera aurantia Willd. species homotypic synonym Oenothera ×drawertii Renner species homotypic synonym Oenothera jacquinii Pharm. species homotypic synonym Oenothera candida Bellardi species homotypic synonym Gaura sinuata Nutt. species homotypic synonym Oenothera leucocarpa Comien species synonym Calylophus drummondii Spach species homotypic synonym Gauropsis guttulata (Geyer ex Hook.) Cockerell species synonym Oenothera chicagoensis Renner species homotypic synonym Oenothera gracilis Schrad. species homotypic synonym Oenothera grandiflora (Soland.) species doubtful Oenothera pachycarpa Renner species homotypic synonym Gaura spicata Sessé & Moc. species synonym Gaura coccinea var. glabra (Lehm.) Torr. & A.Gray variety homotypic synonym Gaura odorata Sessé species homotypic synonym Gaura odorata Sessé ex Lagasca species synonym |
PNSS