The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

You should refer instead to the current version of The Plant List.

Results

No plant names match your search for Orobanche zosimi; we will try Orobanche instead.

777 plant name records match your search criteria Orobanche. The results are below.

• Genus Orobanche is in the family Orobanchaceae. Species epithets begin with: A B C D E F G H I J K L M N O P Q R S T U V W X Y

The results can also be downloaded as a CSV file.

See "Status", "Confidence level", "Source" for definitions.

Name	Status	Confi­dence level	Source
Orobanche abortiva Reut.	Unresolved		WCSP (in review)
Orobanche abyssinica A.Rich.	Unresolved		WCSP (in review)
Orobanche acaulis Roxb.	Synonym		TRO
Orobanche aconiti-lycoctoni Moreno Mor., G.Gómez, Ó.Sánchez, Carlón & M.Laínz	Unresolved		WCSP (in review)
Orobanche adenostemon Rchb.	Unresolved		WCSP (in review)
Orobanche aeginetia L.	Synonym		TRO
Orobanche aegyptiaca Pers.	Accepted		TRO
Orobanche aemula Beck	Unresolved		WCSP (in review)
Orobanche akiana Honda	Unresolved		WCSP (in review)
Orobanche alba Stephan	Accepted		TRO
Orobanche alba f. ingens Beck	Synonym		TRO
Orobanche albiflora Gren. & Godr.	Unresolved		WCSP (in review)
Orobanche albolanata Steud.	Unresolved		WCSP (in review)
Orobanche alectra D.Dietr.	Unresolved		WCSP (in review)
Orobanche alexandri Tineo	Unresolved		WCSP (in review)
Orobanche almeriensis A.Pujadas	Unresolved		WCSP (in review)
Orobanche alostensis De Moor ex T.Durand & Donckel.	Unresolved		WCSP (in review)
Orobanche alpestris F.W.Schultz	Unresolved		WCSP (in review)
Orobanche alpigena K.Koch	Unresolved		WCSP (in review)
Orobanche alsatica Kirschl.	Accepted		TRO
Orobanche alsatica subsp. libanotidis (Rupr.) Tzvelev	Synonym		TRO
Orobanche alsatica var. libanotidis (Rupr.) Beck	Synonym		TRO
Orobanche alsatica var. mayeri Suess. & Ronniger	Synonym		TRO
Orobanche alsatica subsp. mayeri (Suess. & Ronniger) Kreutz	Accepted		TRO
Orobanche alsatica var. yunnanensis Beck	Synonym		TRO
Orobanche altissima Noë ex Nyman	Unresolved		WCSP (in review)
Orobanche ambigua Moris	Synonym		WCSP (in review)
Orobanche americana L.	Synonym		TRO
Orobanche amethystea Thuill.	Accepted		WCSP (in review)
Orobanche amethystina Rchb.	Unresolved		WCSP (in review)
Orobanche ammophila C.A. Mey.	Synonym		TRO
Orobanche amoena C.A. Mey.	Accepted		TRO
Orobanche amurensis (Beck) Kom.	Synonym		TRO
Orobanche anatolica Boiss. & Reut.	Unresolved		WCSP (in review)
Orobanche androssovii Novopokr.	Accepted		TRO
Orobanche angelicifixa Péteaux & St.-Lag.	Synonym		WCSP (in review)
Orobanche angustelaciniata Gilli	Unresolved		WCSP (in review)
Orobanche angustiflora Beck	Unresolved		WCSP (in review)
Orobanche angustisepala F.W.Schultz	Unresolved		WCSP (in review)
Orobanche annulata Griseb.	Unresolved		WCSP (in review)
Orobanche antirrhina Reut.	Unresolved		WCSP (in review)
Orobanche apiculata Wallr.	Unresolved		WCSP (in review)
Orobanche apiculata Griseb.	Unresolved		WCSP (in review)
Orobanche arachnoidea F.W.Schultz	Unresolved		WCSP (in review)
Orobanche aralioctona Meisn.	Unresolved		WCSP (in review)
Orobanche arcuata F.W.Schultz	Unresolved		WCSP (in review)
Orobanche arenaria Borkh.	Unresolved		WCSP (in review)
Orobanche arenaria M.Bieb.	Unresolved		WCSP (in review)
Orobanche arenaria Wallr.	Unresolved		WCSP (in review)
Orobanche ariana Gontsch.	Unresolved		WCSP (in review)
Orobanche armena Tzvelev	Unresolved		WCSP (in review)
Orobanche artemisae-vulgaris F.W.Schultz	Unresolved		WCSP (in review)
Orobanche artemisi-epiphyta St.-Lag.	Unresolved		WCSP (in review)
Orobanche artemisiae Gren.	Unresolved		WCSP (in review)
Orobanche artemisiae-campestris Gaudin	Unresolved		WCSP (in review)
Orobanche artemisiae-campestris subsp. calendulae (Pomel) O. Bolòs et al.	Unresolved		TRO
Orobanche artemisiae-campestris subsp. picridis (F. Schulz) O. Bolòs et al.	Unresolved		TRO
Orobanche artemisiae-campestris subsp. santolinae (Loscos & Pardo) O. Bolòs et al.	Unresolved		TRO
Orobanche artemisiophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche arvensis Dumort.	Unresolved		WCSP (in review)
Orobanche asiatica Weinm.	Unresolved		WCSP (in review)
Orobanche astragali Mouterde	Unresolved		WCSP (in review)
Orobanche atropurpurea F.W.Schultz	Unresolved		WCSP (in review)
Orobanche atropurpurea H.Gay	Unresolved		WCSP (in review)
Orobanche atrorubens F.W.Schultz	Synonym		WCSP (in review)
Orobanche attica Reut.	Unresolved		WCSP (in review)
Orobanche auranitica Mouterde	Unresolved		WCSP (in review)
Orobanche australiana F.Muell.	Unresolved		WCSP (in review)
Orobanche australis Moris ex Bertol.	Accepted		WCSP (in review)
Orobanche austrohispanica M.J.Y.Foley	Unresolved		WCSP (in review)
Orobanche avellanae Pfund	Unresolved		WCSP (in review)
Orobanche badchysensis Novopokr. & V.V.Nikitin	Unresolved		WCSP (in review)
Orobanche balearica Sennen & Pau	Unresolved		WCSP (in review)
Orobanche ballotae A.Pujadas	Unresolved		WCSP (in review)
Orobanche banatica Nyman	Unresolved		WCSP (in review)
Orobanche barbata Poir.	Unresolved		WCSP (in review)
Orobanche barbata Rchb.	Unresolved		WCSP (in review)
Orobanche barbata Sm.	Unresolved		WCSP (in review)
Orobanche barbata Brot.	Unresolved		WCSP (in review)
Orobanche barbata var. crithmi-maritimi (F.W.Schultz) Fiori	Synonym		WCSP (in review)
Orobanche bartlingii Griseb.	Synonym		TRO
Orobanche baumanniorum Greuter	Unresolved		WCSP (in review)
Orobanche benkertii Rätzel & Uhlich	Unresolved		WCSP (in review)
Orobanche benthamii Timb.-Lagr.	Unresolved		WCSP (in review)
Orobanche berberidis Facchini ex Reut.	Unresolved		WCSP (in review)
Orobanche berthelotii Webb & Berthel.	Unresolved		WCSP (in review)
Orobanche bicolor Salzm. ex Moris [Invalid]	Synonym		WCSP (in review)
Orobanche bicolor C.A. Mey.	Synonym		TRO
Orobanche biflora Nutt.	Synonym		TRO
Orobanche bipontina F.W.Schultz	Unresolved		WCSP (in review)
Orobanche bodinieri H. Lév.	Synonym		TRO
Orobanche bohemica Celak.	Unresolved		WCSP (in review)
Orobanche boissieri Rchb.f.	Unresolved		WCSP (in review)
Orobanche boninsimae (Maxim.) Tuyama	Unresolved		WCSP (in review)
Orobanche borbasiana Beck	Unresolved		WCSP (in review)
Orobanche borealis Reut.	Unresolved		WCSP (in review)
Orobanche borealis Turcz.	Unresolved		WCSP (in review)
Orobanche borissovae Novopokr.	Accepted		TRO
Orobanche borkhausenii Andrz. ex Besser	Unresolved		WCSP (in review)
Orobanche bovei Reut.	Unresolved		WCSP (in review)
Orobanche brachypoda Novopokr.	Accepted		TRO
Orobanche brachysepala F.W.Schultz	Unresolved		WCSP (in review)
Orobanche bracteata Viv.	Unresolved		WCSP (in review)
Orobanche bracteata Weinm.	Unresolved		WCSP (in review)
Orobanche bracteosa Nyman	Unresolved		WCSP (in review)
Orobanche brasiliensis Vell.	Synonym		TRO
Orobanche brassicae (Novopokr.) Novopokr.	Accepted		TRO
Orobanche brevidens Novopokr.	Unresolved		WCSP (in review)
Orobanche breviflora F.W.Schultz	Unresolved		WCSP (in review)
Orobanche bucharica Novopokr.	Unresolved		WCSP (in review)
Orobanche buekiana W.D.J.Koch	Unresolved		WCSP (in review)
Orobanche buekii A.Dietr.	Unresolved		WCSP (in review)
Orobanche buhsei Reut.	Unresolved		WCSP (in review)
Orobanche bulbosa Beck	Unresolved		WCSP (in review)
Orobanche bungeana Beck	Accepted		TRO
Orobanche caerulea Fisch. ex Wallr.	Unresolved		WCSP (in review)
Orobanche caerulea Vill.	Unresolved		WCSP (in review)
Orobanche caerulea Planellas	Unresolved		WCSP (in review)
Orobanche caerulea Moris	Unresolved		WCSP (in review)
Orobanche caerulea Bory, & Chaub. ex Reut.	Unresolved		WCSP (in review)
Orobanche caesia Rchb.	Synonym		TRO
Orobanche calendulae Pomel	Synonym		TRO
Orobanche californica Cham. & Schltdl.	Synonym		TRO
Orobanche californica var. corymbosa (Rydb.) Munz	Synonym		TRO
Orobanche californica subsp. feudgei (Munz) Heckard	Unresolved		TRO
Orobanche californica subsp. grayana (Beck) Heckard	Unresolved		TRO
Orobanche californica subsp. jepsonii (Munz) Heckard	Unresolved		TRO
Orobanche californica var. parishii Jeps.	Synonym		TRO
Orobanche calotropidis Edgew.	Unresolved		WCSP (in review)
Orobanche camptolepis Boiss. & Reut.	Synonym		TRO
Orobanche campuliflora (Lojac.) Lojac.	Synonym		WCSP (in review)
Orobanche canescens C.Presl	Accepted		WCSP (in review)
Orobanche canescens Bunge	Synonym		TRO
Orobanche canescens var. flavidiflora Guss.	Synonym		WCSP (in review)
Orobanche canescens var. pedicellata Reut.	Synonym		WCSP (in review)
Orobanche cannabios F.W.Schultz	Unresolved		WCSP (in review)
Orobanche cannabis Vaucher	Unresolved		WCSP (in review)
Orobanche capensis Thunb.	Unresolved		WCSP (in review)
Orobanche capensis Burm.f.	Unresolved		WCSP (in review)
Orobanche cardui Saut.	Unresolved		WCSP (in review)
Orobanche carlinoides Miégev.	Unresolved		WCSP (in review)
Orobanche carnea Guss.	Synonym		WCSP (in review)
Orobanche carnosa Vell.	Unresolved		WCSP (in review)
Orobanche carotae Des Moul.	Synonym		WCSP (in review)
Orobanche caryophyllacea Sm.	Accepted		TRO
Orobanche castellana Reut.	Unresolved		WCSP (in review)
Orobanche cathae Deflers	Unresolved		WCSP (in review)
Orobanche caucasica Beck	Unresolved		WCSP (in review)
Orobanche caudata De Not.	Unresolved		WCSP (in review)
Orobanche centaureae-scabiosae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche centaurina Bertol.	Unresolved		WCSP (in review)
Orobanche centaurophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche cernua Loefl.	Accepted		TRO
Orobanche cernua f. camptolepis (Boiss. & Reut.) Beck	Accepted		TRO
Orobanche cernua subsp. cumana (Wallr.) Soó	Synonym		TRO
Orobanche cernua var. cumana (Wallr.) Beck	Accepted		TRO
Orobanche cernua var. hansii (A. Kern.) Beck	Accepted		TRO
Orobanche cervariae Kirschl.	Unresolved		WCSP (in review)
Orobanche cervarihaerens St.-Lag.	Unresolved		WCSP (in review)
Orobanche chaboissaei Lacroix	Unresolved		WCSP (in review)
Orobanche chassia Formánek	Unresolved		WCSP (in review)
Orobanche chilensis (Phil.) Beck	Accepted		TRO
Orobanche chironii Lojac.	Unresolved		WCSP (in review)
Orobanche chrysacanthi Maire	Unresolved		WCSP (in review)
Orobanche chrysanthemi F.W.Schultz ex Reut.	Unresolved		WCSP (in review)
Orobanche cilicica Beck	Accepted		TRO
Orobanche cirsii Fr.	Unresolved		WCSP (in review)
Orobanche cirsii-oleracei Casp.	Unresolved		WCSP (in review)
Orobanche cistanchoides Beck	Unresolved		WCSP (in review)
Orobanche clarkei Hook. f.	Accepted		TRO
Orobanche clausonis Pomel	Unresolved		WCSP (in review)
Orobanche clavata Schiman-Czeika	Unresolved		WCSP (in review)
Orobanche clementei C.Vicioso	Unresolved		WCSP (in review)
Orobanche coccinea M. Bieb.	Synonym		TRO
Orobanche coelestis Boiss. & Reut. ex Beck	Accepted		TRO
Orobanche coelestis f. persia Beck	Synonym		TRO
Orobanche coerulescens Stephan ex Willd.	Accepted		WCSP (in review)
Orobanche coerulescens var. albiflora Kuntze	Synonym		TRO
Orobanche coerulescens f. coerulescens	Synonym		TRO
Orobanche coerulescens f. korshinskyi (Novopokr.) Ma	Synonym		TRO
Orobanche coerulescens f. ombrochares (Hance) Beck	Synonym		TRO
Orobanche coerulescens f. pekinensis Beck	Synonym		TRO
Orobanche colorata K.Koch	Unresolved		WCSP (in review)
Orobanche colossea (Beck) Novopokr.	Unresolved		WCSP (in review)
Orobanche columbariae Gren. & Godr.	Unresolved		WCSP (in review)
Orobanche columbiana H.St.John & English	Unresolved		WCSP (in review)
Orobanche commutata Zumagl.	Unresolved		WCSP (in review)
Orobanche comosa Hook.	Unresolved		WCSP (in review)
Orobanche comosa Spruner ex Reut.	Unresolved		WCSP (in review)
Orobanche comosa Schur	Unresolved		WCSP (in review)
Orobanche comosa var. vallicola Jeps.	Synonym		TRO
Orobanche comosa var. violacea (Eastw.) Jeps.	Synonym		TRO
Orobanche comosula Novopokr.	Unresolved		WCSP (in review)
Orobanche compacta Viv.	Unresolved		WCSP (in review)
Orobanche concolor Duby	Unresolved		WCSP (in review)
Orobanche concreta Rouy	Unresolved		WCSP (in review)
Orobanche condensata Moris	Synonym		WCSP (in review)
Orobanche confusa F.W.Schultz	Unresolved		WCSP (in review)
Orobanche congesta Rchb.f.	Unresolved		WCSP (in review)
Orobanche connata K.Koch	Unresolved		WCSP (in review)
Orobanche consimilis Schiman-Czeika	Unresolved		WCSP (in review)
Orobanche cooperi (A. Gray) A. Heller	Synonym		TRO
Orobanche coriosepala Solms ex Beck	Unresolved		WCSP (in review)
Orobanche corymbosa (Rydb.) R.S. Ferris	Accepted		TRO
Orobanche crassistyla F.W.Schultz	Unresolved		WCSP (in review)
Orobanche crenata Forssk.	Accepted		WCSP (in review)
Orobanche crinita Viv.	Synonym		WCSP (in review)
Orobanche crithmi Bertol.	Synonym		WCSP (in review)
Orobanche crithmi-maritimi F.W.Schultz	Synonym		WCSP (in review)
Orobanche cruenta Bertol.	Synonym		WCSP (in review)
Orobanche cumana Wallr.	Synonym		TRO
Orobanche cuprea Boiss. & Balansa	Unresolved		WCSP (in review)
Orobanche curvata Pomel	Unresolved		WCSP (in review)
Orobanche curviflora Viv.	Unresolved		WCSP (in review)
Orobanche cyamophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche cyanescens Harry Sm.	Synonym		TRO
Orobanche cypria Reut.	Unresolved		WCSP (in review)
Orobanche cyrenaica Beck ex E.A.Durand & Barratte	Unresolved		WCSP (in review)
Orobanche cyrnea Jeanm., Habashi & Manen	Unresolved		WCSP (in review)
Orobanche cytisi Duby	Unresolved		WCSP (in review)
Orobanche cytisi-laburni F.W.Schultz	Unresolved		WCSP (in review)
Orobanche cytisi-scopari Vaucher ex Duby	Unresolved		WCSP (in review)
Orobanche dalmatica Tzvelev	Accepted		TRO
Orobanche decora Moris ex Reut.	Synonym		WCSP (in review)
Orobanche delilei Decne.	Unresolved		WCSP (in review)
Orobanche densiflora Salzm. ex Reut.	Unresolved		WCSP (in review)
Orobanche densiflora Moris	Unresolved		WCSP (in review)
Orobanche denudata Moris	Accepted		WCSP (in review)
Orobanche deucalion Rchb.f.	Unresolved		WCSP (in review)
Orobanche dhofarensis M.J.Y.Foley	Unresolved		WCSP (in review)
Orobanche diaphana F.W.Schultz	Unresolved		WCSP (in review)
Orobanche dorycnii-suffruticosi F.W.Schultz	Unresolved		WCSP (in review)
Orobanche dubia E.H.L.Krause	Unresolved		WCSP (in review)
Orobanche ducellieri Maire	Unresolved		WCSP (in review)
Orobanche dugesii (S.Watson) Munz	Unresolved		WCSP (in review)
Orobanche ebuli Huter & Rigo	Unresolved		WCSP (in review)
Orobanche echinopis Pancic	Unresolved		WCSP (in review)
Orobanche echinopophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche elatior Sutton	Accepted		TRO
Orobanche electra D.Dietr.	Unresolved		WCSP (in review)
Orobanche emarginata Beck	Unresolved		WCSP (in review)
Orobanche epithymoides Heuff.	Unresolved		WCSP (in review)
Orobanche epithymophyta St.-Lag.	Unresolved		WCSP (in review)
Orobanche epithymum DC.	Unresolved		WCSP (in review)
Orobanche eriophora Bornm. & Gauba	Unresolved		WCSP (in review)
Orobanche erubescens Saut.	Unresolved		WCSP (in review)
Orobanche eryngii Duby	Synonym		WCSP (in review)
Orobanche eryngii-rampestris F.W.Schultz	Unresolved		WCSP (in review)
Orobanche eryngiophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche esulae Pancic	Unresolved		WCSP (in review)
Orobanche euglossa Rchb.f.	Unresolved		WCSP (in review)
Orobanche eximia Harry Sm.	Synonym		TRO
Orobanche fasciculata Nutt.	Accepted		WCSP (in review)
Orobanche fastigiata Beck	Unresolved		WCSP (in review)
Orobanche feddei H.Lév.	Unresolved		WCSP (in review)
Orobanche ferox DC.	Unresolved		WCSP (in review)
Orobanche ferruginea K.Koch	Unresolved		WCSP (in review)
Orobanche filicicola Nakai ex Hyun, Y.S.Lim & H.C.Shin	Unresolved		WCSP (in review)
Orobanche fissa Vell.	Synonym		TRO
Orobanche flava Mart. ex F.W.Schultz	Unresolved		WCSP (in review)
Orobanche flava var. albicans Rhiner	Synonym		WCSP (in review)
Orobanche flavidiflora Guss.	Unresolved		WCSP (in review)
Orobanche fluminensis Vell.	Synonym		TRO
Orobanche foetida Poir.	Accepted		WCSP (in review)
Orobanche fornix Vell.	Synonym		TRO
Orobanche forojuliensis Nyman	Unresolved		WCSP (in review)
Orobanche fraazii F.W.Schultz	Unresolved		WCSP (in review)
Orobanche fragrans W.D.J.Koch	Unresolved		WCSP (in review)
Orobanche fragrans Raf.	Unresolved		WCSP (in review)
Orobanche fragrans Griseb.	Unresolved		WCSP (in review)
Orobanche fragrantissima Bertol.	Unresolved		WCSP (in review)
Orobanche freynii Nyman	Unresolved		WCSP (in review)
Orobanche froelichii Rchb.f.	Unresolved		WCSP (in review)
Orobanche fuliginosa Reut. ex Jord.	Synonym		WCSP (in review)
Orobanche fusca Lam.	Unresolved		WCSP (in review)
Orobanche fuscovinosa Maire	Unresolved		WCSP (in review)
Orobanche fyfiana Lem.	Unresolved		TRO
Orobanche galeopsiflora Zumagl.	Unresolved		WCSP (in review)
Orobanche galii Duby	Synonym		TRO
Orobanche galii-molluginis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche galionepiphyta St.-Lag.	Unresolved		WCSP (in review)
Orobanche galiophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche gallica Beauverd	Unresolved		WCSP (in review)
Orobanche gallica Gren.	Unresolved		WCSP (in review)
Orobanche gamosepala Reut.	Unresolved		WCSP (in review)
Orobanche genistae Stokes	Unresolved		WCSP (in review)
Orobanche genistae-cinereae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche genistae-germanicae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche genistae-sagittalis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche genistae-tinctoriae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche georgii-reuteri (Carlón, G.Gómez, M.Laínz, Moreno Mor., Ó.Sánchez & Schneew.) A.Pujadas	Unresolved		WCSP (in review)
Orobanche gigantea (Beck) Gontsch.	Synonym		TRO
Orobanche gilva A.Dietr.	Unresolved		WCSP (in review)
Orobanche glaberrima Guss. ex Reut.	Synonym		WCSP (in review)
Orobanche glabra (C.A. Mey. ex Bong.) Hook.	Synonym		TRO
Orobanche glabrata C.A.Mey.	Unresolved		WCSP (in review)
Orobanche glabricaulis Tzvelev	Unresolved		WCSP (in review)
Orobanche glaucantha Trautv.	Unresolved		WCSP (in review)
Orobanche gontscharovii Novopokr. & Nepli	Unresolved		WCSP (in review)
Orobanche gracilis Sm.	Accepted		WCSP (in review)
Orobanche graciosa Beck	Unresolved		WCSP (in review)
Orobanche grandiflora C.Presl	Synonym		WCSP (in review)
Orobanche grandisepala F.W.Schultz	Unresolved		WCSP (in review)
Orobanche grandiuscula Moris	Synonym		WCSP (in review)
Orobanche gratiosa (Webb & Berthel.) Linding.	Unresolved		WCSP (in review)
Orobanche grayana Beck	Synonym		TRO
Orobanche grayana var. feudgei Munz	Synonym		TRO
Orobanche grayana var. jepsonii Munz	Synonym		TRO
Orobanche grayana var. violacea (Eastw.) Munz	Unresolved		TRO
Orobanche grenieri F.W.Schultz	Unresolved		WCSP (in review)
Orobanche grenieri Nyman	Unresolved		WCSP (in review)
Orobanche grigorjevii Novopokr.	Unresolved		WCSP (in review)
Orobanche grisebachii Reut.	Synonym		TRO
Orobanche grossheimii Novopokr.	Unresolved		WCSP (in review)
Orobanche gussonei Nyman	Unresolved		WCSP (in review)
Orobanche habrocaulon Beck	Unresolved		WCSP (in review)
Orobanche haenseleri Reut.	Unresolved		WCSP (in review)
Orobanche hansii A. Kern.	Synonym		TRO
Orobanche haussknechtii Beck	Unresolved		WCSP (in review)
Orobanche hederae Duby	Accepted		WCSP (in review)
Orobanche hederae f. stenantha (Lojec.) Beck	Synonym		WCSP (in review)
Orobanche hederae-helicis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche hederifixa St.-Lag.	Unresolved		WCSP (in review)
Orobanche heldreichii (Reut.) Beck	Synonym		TRO
Orobanche helianthemi J.St.-Hil.	Unresolved		WCSP (in review)
Orobanche helicis Rota	Unresolved		WCSP (in review)
Orobanche hellebori Miégev.	Unresolved		WCSP (in review)
Orobanche hermonis Mouterde	Unresolved		WCSP (in review)
Orobanche hesperina Beck	Unresolved		WCSP (in review)
Orobanche heyniae Dinter	Unresolved		WCSP (in review)
Orobanche hians Steven	Synonym		TRO
Orobanche hieracii-pilosellae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche hirta Vell.	Synonym		TRO
Orobanche hirtiflora Burkill	Accepted		TRO
Orobanche hirtiflora subsp. zosimii M.J.Y.Foley	Unresolved		WCSP (in review)
Orobanche hispanica Boiss.	Unresolved		WCSP (in review)
Orobanche hohenackeri Tzvelev	Accepted		TRO
Orobanche hookeri Beck	Unresolved		WCSP (in review)
Orobanche hookeriana Ball	Unresolved		WCSP (in review)
Orobanche humbertii Maire	Unresolved		WCSP (in review)
Orobanche hyalina Spruner ex Reut.	Unresolved		WCSP (in review)
Orobanche hydrocotylei Colenso	Unresolved		WCSP (in review)
Orobanche hygrophila Brügger	Unresolved		WCSP (in review)
Orobanche hymenocalyx Reut.	Unresolved		WCSP (in review)
Orobanche hyperici Unger	Unresolved		WCSP (in review)
Orobanche hypertomentosa M.J.Y.Foley	Unresolved		WCSP (in review)
Orobanche hypopitys (L.) Hill	Synonym		WCSP (in review)
Orobanche ianthina Franch.	Unresolved		WCSP (in review)
Orobanche iberica Tzvelev	Accepted		TRO
Orobanche icterica Pau	Unresolved		WCSP (in review)
Orobanche ilicis L.Mathieu	Unresolved		WCSP (in review)
Orobanche incurva F.W.Schultz	Unresolved		WCSP (in review)
Orobanche indica Buch.-Ham. ex Roxb.	Synonym		TRO
Orobanche ingens (Beck) Tzvelev	Accepted		TRO
Orobanche insignis E.D.Clarke	Unresolved		WCSP (in review)
Orobanche insolita J.A.Guim.	Unresolved		WCSP (in review)
Orobanche interjecta Beck	Unresolved		WCSP (in review)
Orobanche interrupta Pers.	Unresolved		WCSP (in review)
Orobanche inulae Novopokr. & Abramov	Unresolved		WCSP (in review)
Orobanche ionantha A.Kern.	Unresolved		WCSP (in review)
Orobanche irtyschensis Serg.	Unresolved		WCSP (in review)
Orobanche japonensis Makino	Synonym		TRO
Orobanche karatavica Pavlov	Accepted		TRO
Orobanche kashmirica C.B.Clarke ex Hook.f.	Unresolved		WCSP (in review)
Orobanche kelleri Novopokr.	Accepted		TRO
Orobanche kioviensis Rogov. ex Beck	Unresolved		WCSP (in review)
Orobanche klugei J.J.Schmitz & Regel	Unresolved		WCSP (in review)
Orobanche knappii Pant.	Unresolved		WCSP (in review)
Orobanche kochii F.W.Schultz	Unresolved		WCSP (in review)
Orobanche korshinskyi Novopokr.	Synonym		TRO
Orobanche kotschyi Reut.	Accepted		TRO
Orobanche kotschyi var. gigantea Beck	Synonym		TRO
Orobanche krausei A.Dietr.	Unresolved		WCSP (in review)
Orobanche krylowii Beck	Accepted		TRO
Orobanche kurdica Boiss. & Hausskn.	Unresolved		WCSP (in review)
Orobanche labellata Dumort.	Unresolved		WCSP (in review)
Orobanche lactea Eckl. & Zeyh. ex C.Presl	Unresolved		WCSP (in review)
Orobanche lactucae Arv.-Touv.	Unresolved		WCSP (in review)
Orobanche laevis Lam.	Unresolved		WCSP (in review)
Orobanche laevis Geners. ex Wallr.	Unresolved		WCSP (in review)
Orobanche laevis L.	Unresolved		WCSP (in review)
Orobanche lamyana Nyman	Unresolved		WCSP (in review)
Orobanche lanceolata Poir.	Synonym		TRO
Orobanche langei Huter, Porta & Rigo	Unresolved		WCSP (in review)
Orobanche lanuginosa (C.A. Mey.) Beck ex Krylov	Accepted		TRO
Orobanche laserophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche laserpitii Reut. ex Jord.	Unresolved		WCSP (in review)
Orobanche laserpitii-latifolii P.A.Genty	Unresolved		WCSP (in review)
Orobanche laserpitii-sileris Reut.	Unresolved		WCSP (in review)
Orobanche latepubescens Guss.	Unresolved		WCSP (in review)
Orobanche latisquama Reut. ex Boiss.	Unresolved		WCSP (in review)
Orobanche latisquamosa Batt.	Unresolved		WCSP (in review)
Orobanche laurina Rchb.f.	Unresolved		WCSP (in review)
Orobanche laurina Bonap. ex Bertol.	Unresolved		WCSP (in review)
Orobanche lavandulacea Rchb.	Accepted		WCSP (in review)
Orobanche lavandulacea var. crassipes Beck	Synonym		WCSP (in review)
Orobanche laxa Pomel	Unresolved		WCSP (in review)
Orobanche laxiflora Rchb.	Unresolved		WCSP (in review)
Orobanche laxissima Uhlich & Rätzel	Unresolved		WCSP (in review)
Orobanche lazica Reut. ex Boiss.	Unresolved		WCSP (in review)
Orobanche leonuri Rota	Unresolved		WCSP (in review)
Orobanche leptantha Pomel	Unresolved		WCSP (in review)
Orobanche leucantha Griseb.	Unresolved		WCSP (in review)
Orobanche leucantha Rchb.f.	Unresolved		WCSP (in review)
Orobanche leucopogon Boiss. & Hausskn.	Unresolved		WCSP (in review)
Orobanche levieri Lojac.	Unresolved		WCSP (in review)
Orobanche libanotica (Schweinf. ex Boiss.) Dinsm.	Unresolved		WCSP (in review)
Orobanche libanotidis Rupr.	Synonym		TRO
Orobanche ligustri Suard ex Godron	Unresolved		WCSP (in review)
Orobanche lilacina F.W.Schultz	Unresolved		WCSP (in review)
Orobanche linczevskyi Novopokr.	Synonym		TRO
Orobanche litorea Guss.	Accepted		WCSP (in review)
Orobanche littoralis Lojac.	Synonym		WCSP (in review)
Orobanche lobelii Noulet	Unresolved		WCSP (in review)
Orobanche longibracteata Schiman-Czeika	Unresolved		WCSP (in review)
Orobanche longiflora Pers.	Unresolved		WCSP (in review)
Orobanche lorica Rchb.	Unresolved		TRO
Orobanche loricata Rchb.	Unresolved		WCSP (in review)
Orobanche loricata var. picridis (F.W.Schultz) Bég.	Synonym		WCSP (in review)
Orobanche loti-corniculati F.W.Schultz	Unresolved		WCSP (in review)
Orobanche loti-cytisoidis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche lucana N.Terracc.	Synonym		WCSP (in review)
Orobanche lucorum A.Braun ex F.W.Schultz	Unresolved		WCSP (in review)
Orobanche ludoviciana Nutt.	Accepted		WCSP (in review)
Orobanche ludoviciana var. arenosa (Suksd.) Cronquist	Synonym		TRO
Orobanche ludoviciana var. cooperi (A. Gray) Beck	Synonym		TRO
Orobanche ludoviciana var. multiflora (Nutt.) Beck	Synonym		TRO
Orobanche ludoviciana subsp. multiflora (Nutt.) T.S. Collins ex H.L. White & W.C. Holmes	Accepted		TRO
Orobanche ludoviciana var. valida (Jeps.) Munz	Accepted		TRO
Orobanche lusitanica J.A.Guim. ex Beck	Unresolved		WCSP (in review)
Orobanche lutea Lojac.	Synonym		WCSP (in review)
Orobanche lutea Baumg.	Accepted		TRO
Orobanche lycica F.W.Schultz	Unresolved		WCSP (in review)
Orobanche lycoctonii Rhiner	Accepted		WCSP (in review)
Orobanche macrantha A.Dietr.	Unresolved		WCSP (in review)
Orobanche macrolepis Turcz.	Unresolved		WCSP (in review)
Orobanche macrolepis Coss.	Unresolved		WCSP (in review)
Orobanche macrosepala F.W.Schultz	Unresolved		WCSP (in review)
Orobanche mairei H. Lév.	Synonym		TRO
Orobanche major L.	Synonym		TRO
Orobanche major f. krylowi (Beck) Beck	Synonym		TRO
Orobanche malloantha Beck	Unresolved		WCSP (in review)
Orobanche marginata Reut. ex Boiss.	Unresolved		WCSP (in review)
Orobanche mariana A.Pujadas	Unresolved		WCSP (in review)
Orobanche maritima Pugsley	Unresolved		WCSP (in review)
Orobanche mathenii F.W.Schultz	Unresolved		WCSP (in review)
Orobanche mathesii Nyman	Unresolved		WCSP (in review)
Orobanche media Desf.	Unresolved		WCSP (in review)
Orobanche medicaginifixa St.-Lag.	Unresolved		WCSP (in review)
Orobanche medicaginis Rchb.	Unresolved		WCSP (in review)
Orobanche medicaginis Duby	Unresolved		WCSP (in review)
Orobanche medicaginis-sativae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche megalantha Harry Sm.	Accepted		TRO
Orobanche melancholica Vell.	Synonym		TRO
Orobanche melitensis Beck	Unresolved		WCSP (in review)
Orobanche micrantha Wallr.	Unresolved		WCSP (in review)
Orobanche micrantha A.Kern.	Unresolved		WCSP (in review)
Orobanche millefolii Steud.	Unresolved		WCSP (in review)
Orobanche minor Sm.	Accepted		WCSP (in review)
Orobanche minor var. crithmi-maritimi (F.W.Schultz) Bég.	Synonym		WCSP (in review)
Orobanche minor var. grisebachii (Reut.) A.M.H. El-Hadidy	Accepted		TRO
Orobanche minor var. litorea (Guss.) Bég.	Synonym		WCSP (in review)
Orobanche minor var. lutescens Guss.	Synonym		WCSP (in review)
Orobanche monantha Vell.	Synonym		TRO
Orobanche monanthera Vell.	Unresolved		WCSP (in review)
Orobanche monanthos Vell.	Unresolved		WCSP (in review)
Orobanche mongolica Beck	Accepted		TRO
Orobanche monoclonos Beck	Unresolved		WCSP (in review)
Orobanche montserratii A.Pujadas & D.Gómez	Unresolved		WCSP (in review)
Orobanche morisiana Nyman	Unresolved		WCSP (in review)
Orobanche mulgedii Novopokr.	Unresolved		WCSP (in review)
Orobanche multicaulis Brandegee	Accepted		TRO
Orobanche multiflora Nutt.	Synonym		TRO
Orobanche multiflora var. arenosa (Suksd.) Munz	Synonym		TRO
Orobanche multiflora var. xanthochroa (A. Nelson & Cockerell) Munz	Unresolved		TRO
Orobanche mupinensis Hu	Accepted		TRO
Orobanche muteliformis M.J.Y.Foley	Unresolved		WCSP (in review)
Orobanche mutelii F.W.Schultz	Accepted		WCSP (in review)
Orobanche mutelii var. angustifolia Beck	Synonym		WCSP (in review)
Orobanche mutelii subsp. brassicae Novopokr.	Synonym		TRO
Orobanche mutelii f. emarginata Beck	Synonym		WCSP (in review)
Orobanche mutelii var. interjecta Beck	Synonym		WCSP (in review)
Orobanche mutelii var. ramosissima Lojac.	Synonym		WCSP (in review)
Orobanche mutelii var. ramosissima Gennari	Synonym		WCSP (in review)
Orobanche mutila Dumort.	Unresolved		WCSP (in review)
Orobanche myrtilli H.Lév. & Labbé	Unresolved		WCSP (in review)
Orobanche nana (Reut.) Beck	Synonym		WCSP (in review)
Orobanche nana Noe ex G. Beck	Synonym		TRO
Orobanche nebrodensis Tineo	Unresolved		WCSP (in review)
Orobanche neottioides Saut.	Unresolved		WCSP (in review)
Orobanche nicotianae Wight	Unresolved		WCSP (in review)
Orobanche nikitinii Novopokr.	Unresolved		WCSP (in review)
Orobanche nipponica Makino	Synonym		TRO
Orobanche noeana Nyman	Unresolved		WCSP (in review)
Orobanche nowackiana Markgr.	Unresolved		WCSP (in review)
Orobanche nuda W.D.J.Koch ex Wallr.	Unresolved		WCSP (in review)
Orobanche obtusata Raf.	Unresolved		WCSP (in review)
Orobanche olbiensis Nyman	Unresolved		WCSP (in review)
Orobanche ombrochares Hance	Accepted		TRO
Orobanche orientalis Beck	Accepted		TRO
Orobanche ovata Blakelock	Unresolved		WCSP (in review)
Orobanche owerinii Beck	Unresolved		WCSP (in review)
Orobanche oxyloba Beck	Accepted		TRO
Orobanche ozanonis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche pachypoda Butkov	Unresolved		WCSP (in review)
Orobanche palaestina Reut.	Unresolved		WCSP (in review)
Orobanche palaestina Boiss.	Unresolved		WCSP (in review)
Orobanche palatina F.W.Schultz	Unresolved		WCSP (in review)
Orobanche pallens F.W.Schultz	Unresolved		WCSP (in review)
Orobanche pallida F.W.Schultz	Unresolved		WCSP (in review)
Orobanche pallidiflora Wimm. & Grab.	Accepted		TRO
Orobanche palustris Brügger	Unresolved		WCSP (in review)
Orobanche pamim-alaica Gontsch. & Novopokr.	Unresolved		WCSP (in review)
Orobanche pancicii Beck	Unresolved		WCSP (in review)
Orobanche panormitana Beck	Unresolved		WCSP (in review)
Orobanche papyracea DC. ex F.W.Schultz	Unresolved		WCSP (in review)
Orobanche paradoxa W.D.J.Koch ex Wallr.	Unresolved		WCSP (in review)
Orobanche paralias Corb.	Unresolved		WCSP (in review)
Orobanche parasitica Fisch. ex Beck	Unresolved		WCSP (in review)
Orobanche pareysi Beck	Unresolved		WCSP (in review)
Orobanche parishii (Jeps.) Heckard	Accepted		TRO
Orobanche parviflora E.Mey. ex Steud.	Unresolved		WCSP (in review)
Orobanche parviloba F.W.Schultz	Unresolved		WCSP (in review)
Orobanche pedunculata Roxburgh	Synonym		TRO
Orobanche pelargonii Caldesi	Synonym		WCSP (in review)
Orobanche penduliflora Gilli	Unresolved		WCSP (in review)
Orobanche perangustata M.J.Y.Foley	Unresolved		WCSP (in review)
Orobanche perianthomega Vell.	Synonym		TRO
Orobanche petasites Borbás	Unresolved		WCSP (in review)
Orobanche petraea Vell.	Unresolved		WCSP (in review)
Orobanche peucedanophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche phelipaea Wallr. ex Reut.	Unresolved		WCSP (in review)
Orobanche phelypaea Willd.	Unresolved		WCSP (in review)
Orobanche phelypaea M.Bieb.	Unresolved		WCSP (in review)
Orobanche picridiphyta St.-Lag.	Unresolved		WCSP (in review)
Orobanche picridis F.W.Schultz	Accepted		WCSP (in review)
Orobanche picridis F. Schulz	Synonym		TRO
Orobanche picridis var. carotae (Des Moul.) Beck	Synonym		WCSP (in review)
Orobanche picridis-hieracioidis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche picridophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche pinorum Geyer ex Hook.	Accepted		WCSP (in review)
Orobanche platylepis Reut. ex Boiss.	Unresolved		WCSP (in review)
Orobanche platystigma Rchb.	Unresolved		WCSP (in review)
Orobanche pogonanthera Reut.	Unresolved		WCSP (in review)
Orobanche polychroma Beck	Unresolved		WCSP (in review)
Orobanche polyclonos Beck	Unresolved		WCSP (in review)
Orobanche polymorpha Schrank ex Steud.	Unresolved		WCSP (in review)
Orobanche porphyrantha Beck	Unresolved		WCSP (in review)
Orobanche portoilicitana A.Pujadas & M.B.Crespo	Unresolved		WCSP (in review)
Orobanche pratensis Eckl. & Zeyh. ex C.Presl	Unresolved		WCSP (in review)
Orobanche proboscistyla Beck	Unresolved		WCSP (in review)
Orobanche procera W.D.J.Koch	Unresolved		WCSP (in review)
Orobanche promuntarii Beck	Unresolved		WCSP (in review)
Orobanche prosgolica Formánek	Unresolved		WCSP (in review)
Orobanche pruinosa Lapeyr.	Unresolved		WCSP (in review)
Orobanche pseudobarleriae Dinter	Unresolved		WCSP (in review)
Orobanche pseudoloricata J.A.Guim. ex Beck	Unresolved		WCSP (in review)
Orobanche psila C.B.Clarke	Unresolved		WCSP (in review)
Orobanche psilandra K.Koch	Unresolved		WCSP (in review)
Orobanche psilostemon Novopokr.	Unresolved		WCSP (in review)
Orobanche pubescens d'Urv.	Accepted		WCSP (in review)
Orobanche pubescens var. campuliflora Lojac.	Synonym		WCSP (in review)
Orobanche pubescens var. divaricata Guss.	Synonym		WCSP (in review)
Orobanche pulchella Novopokr.	Accepted		TRO
Orobanche pulchra Gilli	Unresolved		WCSP (in review)
Orobanche pumila de Graaf ex Reut.	Unresolved		WCSP (in review)
Orobanche punctata F.W.Schultz	Unresolved		WCSP (in review)
Orobanche punctata var. glabrata Guss.	Synonym		WCSP (in review)
Orobanche purpurascens J.F.Gmel.	Unresolved		WCSP (in review)
Orobanche purpurea Raf. [Illegitimate]	Synonym		WCSP (in review)
Orobanche purpurea Jacq.	Accepted		TRO
Orobanche pushpitoi M.R.Almeida	Unresolved		WCSP (in review)
Orobanche pycnostachya Hance	Accepted		TRO
Orobanche pycnostachya var. amurensis Beck	Accepted		TRO
Orobanche pycnostachya var. yunnanensis Beck	Synonym		TRO
Orobanche pyrrha Rchb.f.	Unresolved		WCSP (in review)
Orobanche quadrifida C. Koch	Synonym		TRO
Orobanche quadrivalvis Regel	Unresolved		WCSP (in review)
Orobanche racemosa Vell.	Synonym		TRO
Orobanche raddeana Beck	Unresolved		TRO
Orobanche radicans Poir.	Unresolved		TRO
Orobanche ramosa L.	Accepted		WCSP (in review)
Orobanche ramosa var. mutelii (F.W.Schultz) Bég.	Synonym		WCSP (in review)
Orobanche ramosa subsp. mutelii (F.W.Schultz) Cout.	Synonym		WCSP (in review)
Orobanche ramosa var. nana (Reut.) Bég.	Synonym		WCSP (in review)
Orobanche ramosa subsp. nana (Reut.) Cout.	Accepted		WCSP (in review)
Orobanche ramosa f. polyclonos Wallr.	Synonym		WCSP (in review)
Orobanche ramosa var. schweinfurthii (Beck) A.M.H. El-Hadidy	Accepted		TRO
Orobanche rapum Wallr.	Synonym		WCSP (in review)
Orobanche rapum var. flavescens Guss.	Synonym		WCSP (in review)
Orobanche rapum-genistae Thuill.	Accepted		WCSP (in review)
Orobanche rapum-genistae subsp. rigens (Loisel.) Arcang.	Synonym		WCSP (in review)
Orobanche rechingeri Gilli	Accepted		WCSP (in review)
Orobanche rectiflora Beck	Unresolved		WCSP (in review)
Orobanche reichardiae Freyn	Unresolved		WCSP (in review)
Orobanche reticulata Wallr.	Unresolved		WCSP (in review)
Orobanche reticulata subsp. pallidiflora Tzvelev	Synonym		TRO
Orobanche reuteri F.W.Schultz ex Reut.	Unresolved		WCSP (in review)
Orobanche reuteriana (Rchb.f.) M.B.Crespo & A.Pujadas	Unresolved		WCSP (in review)
Orobanche reverchonii Lange ex Willk.	Unresolved		WCSP (in review)
Orobanche rhaetica Brügger	Unresolved		WCSP (in review)
Orobanche rhizopus Wallr. ex Ledeb.	Unresolved		WCSP (in review)
Orobanche rigens Loisel.	Accepted		WCSP (in review)
Orobanche riparia L.T. Collins	Unresolved		TRO
Orobanche ritro Gren. & Godr.	Unresolved		WCSP (in review)
Orobanche robusta A.Dietr.	Unresolved		WCSP (in review)
Orobanche rosea Tzvelev	Unresolved		WCSP (in review)
Orobanche rosmarina Beck	Unresolved		WCSP (in review)
Orobanche rossica Cham. & Schltdl.	Synonym		TRO
Orobanche rubens Wallr.	Unresolved		WCSP (in review)
Orobanche rubi Duby	Unresolved		WCSP (in review)
Orobanche rubi-fruticosi F.W.Schultz	Unresolved		WCSP (in review)
Orobanche rubiginosa A.Dietr.	Unresolved		WCSP (in review)
Orobanche rubra Sm.	Unresolved		WCSP (in review)
Orobanche rubra Raf.	Unresolved		WCSP (in review)
Orobanche rufescens Nyman	Unresolved		WCSP (in review)
Orobanche sabulicola Lojac.	Synonym		WCSP (in review)
Orobanche salisii Req. ex Coss.	Unresolved		WCSP (in review)
Orobanche salsa Kuntze	Unresolved		WCSP (in review)
Orobanche salviae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche salvifixa St.-Lag.	Unresolved		WCSP (in review)
Orobanche salvihaerens St.-Lag.	Unresolved		WCSP (in review)
Orobanche sambucina Janka	Unresolved		WCSP (in review)
Orobanche sanguinea C.Presl	Unresolved		WCSP (in review)
Orobanche sanguinea f. crinita (Viv.) Beck	Synonym		WCSP (in review)
Orobanche sanguinea var. crinita (Viv.) Bég.	Unresolved		WCSP (in review)
Orobanche santolinae Loscos & Pardo	Synonym		TRO
Orobanche sarmatica Kotov	Synonym		TRO
Orobanche sarothamnophyta St.-Lag.	Unresolved		WCSP (in review)
Orobanche satureiae-montanae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche satyrus De Not.	Synonym		WCSP (in review)
Orobanche sauteri F.W.Schultz	Unresolved		WCSP (in review)
Orobanche scabiosae W.D.J.Koch	Unresolved		WCSP (in review)
Orobanche scabiosae-columbariae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche scabioshaerens St.-Lag.	Unresolved		WCSP (in review)
Orobanche scabiosifixa St.-Lag.	Unresolved		WCSP (in review)
Orobanche scarlatina E.Mey. ex Steud.	Unresolved		WCSP (in review)
Orobanche schelkovnikovii Tzvelev	Unresolved		WCSP (in review)
Orobanche schugnanica Novopokr.	Unresolved		WCSP (in review)
Orobanche schultzii Mutel	Accepted		WCSP (in review)
Orobanche schultzii f. stricta (Moris ex Bertol.) Beck	Synonym		WCSP (in review)
Orobanche schultzii var. stricta (Moris ex Bertol.) Fiori	Synonym		WCSP (in review)
Orobanche schweinfurthii Beck	Synonym		TRO
Orobanche schwingenschussii Gilli	Unresolved		WCSP (in review)
Orobanche scolymi Pomel	Unresolved		WCSP (in review)
Orobanche sedi (Suksd.) Fernald	Synonym		TRO
Orobanche segetum Spruner	Unresolved		WCSP (in review)
Orobanche septemloba Tzvelev	Accepted		TRO
Orobanche serotina Kirschl.	Unresolved		WCSP (in review)
Orobanche serpens Vell.	Synonym		TRO
Orobanche serpylli Vaucher ex Des Moul.	Unresolved		WCSP (in review)
Orobanche serratocalyx Beck	Accepted		TRO
Orobanche sicula Lojac.	Synonym		WCSP (in review)
Orobanche sideana Gilli	Unresolved		WCSP (in review)
Orobanche sideritis Porta	Unresolved		WCSP (in review)
Orobanche sinaica Beck	Unresolved		WCSP (in review)
Orobanche sinensis Harry Sm.	Accepted		TRO
Orobanche sinensis var. cyanescens (Harry Sm.) Z.Y. Zhang	Accepted		TRO
Orobanche singarensis Beck ex Hand.-Mazz.	Unresolved		WCSP (in review)
Orobanche sintenisii Beck ex Bornm.	Unresolved		WCSP (in review)
Orobanche sogdiana Novopokr.	Accepted		TRO
Orobanche solenanthi Novopokr. & Pissjauk.	Unresolved		WCSP (in review)
Orobanche solmsii C.B. Clarke	Accepted		TRO
Orobanche sordida C.A. Mey.	Accepted		TRO
Orobanche sparsiflora Wallr.	Unresolved		WCSP (in review)
Orobanche spartii Guss.	Synonym		WCSP (in review)
Orobanche spartii var. rubra Guss.	Synonym		WCSP (in review)
Orobanche spartii-juncei F.W.Schultz	Unresolved		WCSP (in review)
Orobanche speciosa Moris [Illegitimate]	Synonym		WCSP (in review)
Orobanche speciosa DC.	Synonym		WCSP (in review)
Orobanche spectabilis Benth. ex E.Mey.	Unresolved		WCSP (in review)
Orobanche spectabilis Reut.	Unresolved		WCSP (in review)
Orobanche spicata Vell.	Unresolved		WCSP (in review)
Orobanche spissa Beck	Synonym		WCSP (in review)
Orobanche spruneri F.W.Schultz	Unresolved		WCSP (in review)
Orobanche spruneri Lojac.	Unresolved		WCSP (in review)
Orobanche squalida Steven	Unresolved		WCSP (in review)
Orobanche squamaria Fisch. ex Ledeb.	Unresolved		WCSP (in review)
Orobanche squamata G.Don	Unresolved		WCSP (in review)
Orobanche squamosa Thunb.	Unresolved		WCSP (in review)
Orobanche stans Noronha	Unresolved		WCSP (in review)
Orobanche stenantha Lojac.	Synonym		WCSP (in review)
Orobanche stenosiphon Beck	Unresolved		WCSP (in review)
Orobanche stigmatodes Wimm.	Unresolved		WCSP (in review)
Orobanche stocksii Boiss.	Unresolved		WCSP (in review)
Orobanche striata Reut.	Unresolved		WCSP (in review)
Orobanche stricta Moris ex Bertol.	Synonym		WCSP (in review)
Orobanche strigosa Salzm. ex Ball	Unresolved		WCSP (in review)
Orobanche strobiligena Rchb.	Unresolved		WCSP (in review)
Orobanche strumosa Rogow. ex Trautv.	Unresolved		WCSP (in review)
Orobanche subacaulis Benth. ex Walp.	Unresolved		WCSP (in review)
Orobanche subverticillata F.W.Schultz	Unresolved		WCSP (in review)
Orobanche sulphurea Gontsch.	Unresolved		TRO
Orobanche superba De Not.	Unresolved		WCSP (in review)
Orobanche superficialis Griseb. ex Reut.	Unresolved		WCSP (in review)
Orobanche sylvatica F.W.Schultz	Unresolved		WCSP (in review)
Orobanche tacnaensis Mattf.	Accepted		TRO
Orobanche tarapacana Phil.	Accepted		TRO
Orobanche terrae-novae Fernald	Synonym		TRO
Orobanche tetuanensis Ball	Accepted		WCSP (in review)
Orobanche teucrii Holandre	Accepted		WCSP (in review)
Orobanche teucrionepiphyta St.-Lag.	Unresolved		WCSP (in review)
Orobanche teucriophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche thapsoides Lojac.	Unresolved		WCSP (in review)
Orobanche thymi-serpylli F.W.Schultz	Unresolved		WCSP (in review)
Orobanche thymi-vulgaris F.W.Schultz	Unresolved		WCSP (in review)
Orobanche thymophya St.-Lag.	Unresolved		WCSP (in review)
Orobanche thyrsoidea Moris ex Bertol.	Synonym		WCSP (in review)
Orobanche tinctoria Forssk.	Synonym		WCSP (in review)
Orobanche tiuci Lojac.	Unresolved		WCSP (in review)
Orobanche todaroi Lojac.	Unresolved		WCSP (in review)
Orobanche tommasinii Rchb.f.	Synonym		WCSP (in review)
Orobanche torquata Rchb.	Unresolved		WCSP (in review)
Orobanche trachystigma Jess.	Unresolved		WCSP (in review)
Orobanche transcaucasica Tzvelev	Unresolved		WCSP (in review)
Orobanche transsilvanica Porcher	Unresolved		WCSP (in review)
Orobanche tricholoba Beck	Unresolved		WCSP (in review)
Orobanche tridentata Beck	Unresolved		WCSP (in review)
Orobanche trifolifixa St.-Lag.	Unresolved		WCSP (in review)
Orobanche trifolii-pratensis F.W.Schultz	Unresolved		WCSP (in review)
Orobanche trinacria Beck	Unresolved		WCSP (in review)
Orobanche trotzkii Wagner ex Claus	Unresolved		WCSP (in review)
Orobanche tubata E.Mey. ex Benth.	Unresolved		WCSP (in review)
Orobanche tuberosa A.Heller	Unresolved		WCSP (in review)
Orobanche tuberosa Hook.	Unresolved		WCSP (in review)
Orobanche tuberosa Vell.	Unresolved		WCSP (in review)
Orobanche tubiflora A.Dietr.	Unresolved		WCSP (in review)
Orobanche tubulosa Vell.	Unresolved		WCSP (in review)
Orobanche tulbaghensis Eckl. & Zeyh. ex C.Presl	Unresolved		WCSP (in review)
Orobanche tussilaginis Mutel	Unresolved		WCSP (in review)
Orobanche uitenhagensis Eckl. ex Hook.	Unresolved		WCSP (in review)
Orobanche ulicis-europaeae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche umbellata Vell.	Unresolved		WCSP (in review)
Orobanche unicolor Boreau	Unresolved		WCSP (in review)
Orobanche uniflora L.	Synonym		TRO
Orobanche uniflora f. inundata (Suksd.) Beck	Unresolved		TRO
Orobanche uniflora var. minuta (Suksd.) Beck	Unresolved		TRO
Orobanche uniflora subsp. occidentalis (Greene) Abrams ex R.S. Ferris	Synonym		TRO
Orobanche uniflora var. occidentalis (Greene) Roy L. Taylor & MacBryde	Unresolved		TRO
Orobanche uniflora var. purpurea (A. Heller) Achey	Synonym		TRO
Orobanche uniflora var. sedi (Suksd.) Achey	Unresolved		TRO
Orobanche uniflora f. sedi (Suksd.) Beck	Synonym		TRO
Orobanche uniflora var. terrae-novae (Fernald) Achey	Unresolved		TRO
Orobanche uralensis Beck	Accepted		TRO
Orobanche ussuriensis Novopokr.	Unresolved		WCSP (in review)
Orobanche vagabunda F.W.Schultz	Unresolved		WCSP (in review)
Orobanche valida Jeps.	Synonym		TRO
Orobanche vallicola (Jeps.) Heckard	Accepted		TRO
Orobanche varia E.Mey. ex Steud.	Unresolved		WCSP (in review)
Orobanche variegata Wallr.	Accepted		WCSP (in review)
Orobanche variegata var. satyrus (De Not.) Bég.	Synonym		WCSP (in review)
Orobanche vaucheri Noulet	Unresolved		WCSP (in review)
Orobanche ventricosa Vell.	Synonym		TRO
Orobanche versicolor F.W.Schultz	Synonym		WCSP (in review)
Orobanche verticillata Vell.	Synonym		TRO
Orobanche viciifabae F.W.Schultz	Unresolved		WCSP (in review)
Orobanche villiflora W.D.J.Koch ex Reut.	Unresolved		WCSP (in review)
Orobanche villosa F.W.Schultz ex Guss.	Unresolved		WCSP (in review)
Orobanche villosiflora F.W.Schultz	Unresolved		WCSP (in review)
Orobanche violacea Wallr.	Unresolved		WCSP (in review)
Orobanche virginiana L.	Synonym		TRO
Orobanche virginica Hill	Unresolved		WCSP (in review)
Orobanche viridis Hazsl.	Unresolved		WCSP (in review)
Orobanche vitalbae Bertol.	Unresolved		WCSP (in review)
Orobanche vitellina Novopokr.	Unresolved		WCSP (in review)
Orobanche vulgaris Poir.	Synonym		TRO
Orobanche weberbaueri Mattf.	Accepted		TRO
Orobanche weinmannii Steud.	Unresolved		WCSP (in review)
Orobanche welwitschii Nyman	Unresolved		WCSP (in review)
Orobanche wendelboi Schiman-Czeika	Unresolved		WCSP (in review)
Orobanche wiedemannii Boiss.	Unresolved		WCSP (in review)
Orobanche wierzbickii F.W.Schultz	Unresolved		WCSP (in review)
Orobanche woronowii Beck	Unresolved		WCSP (in review)
Orobanche xanthochroa A. Nelson & Cockerell	Synonym		TRO
Orobanche xanthostachya Novopokr.	Unresolved		WCSP (in review)
Orobanche yuccae Pi.Savi ex Bertol.	Synonym		WCSP (in review)
Orobanche yunnanensis (Beck) Hand.-Mazz.	Accepted		TRO