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⚠ Version 1 of The Plant List has been superseded.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 Onosma graeca; we will try Onosma instead.

406 plant name records match your search criteria Onosma. The results are below.

• Genus Onosma is in the family Boraginaceae. 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 Z

The results can also be downloaded as a CSV file.

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

Name	Status	Confi­dence level	Source
Onosma aaronsohnii Feinbrun	Unresolved		WCSP (in review)
Onosma adenopus I.M. Johnst.	Accepted		TRO
Onosma affinis Hausskn. ex Riedl	Accepted		WCSP (in review)
Onosma afghanica Bornm.	Unresolved		WCSP (in review)
Onosma albanica Dörfl. & Ronniger	Unresolved		WCSP (in review)
Onosma albicaulis Popov	Unresolved		WCSP (in review)
Onosma albo-roseum Fisch. & C.A. Mey.	Unresolved		TRO
Onosma album W.W. Sm. & Jeffrey	Accepted		TRO
Onosma aleppica Boiss.	Unresolved		WCSP (in review)
Onosma amasiana Lacaita	Unresolved		WCSP (in review)
Onosma ambigens Lacaita	Unresolved		WCSP (in review)
Onosma ampliata Velen.	Unresolved		WCSP (in review)
Onosma angustifolia Lehm.	Unresolved		WCSP (in review)
Onosma angustiloba Rech.f. & Riedl	Unresolved		WCSP (in review)
Onosma angustissima Hausskn. & Bornm.	Unresolved		WCSP (in review)
Onosma anisocalyx J.R.Edm. & Riedl	Unresolved		WCSP (in review)
Onosma anisocalyx Ponert	Unresolved		WCSP (in review)
Onosma apiculatum Riedl	Accepted		TRO
Onosma araratica Riedl	Unresolved		WCSP (in review)
Onosma arcuata Riedl	Unresolved		WCSP (in review)
Onosma arenaria Waldst. & Kit.	Synonym		TRO
Onosma arenarium subsp. vaudense (Gremli) Kerguélen	Unresolved		TRO
Onosma argentata Hub.-Mor.	Unresolved		WCSP (in review)
Onosma armeniaca Klokov	Unresolved		WCSP (in review)
Onosma armenum DC.	Unresolved		WCSP (in review)
Onosma aspera Velen.	Unresolved		WCSP (in review)
Onosma asperifolia Lehm.	Unresolved		WCSP (in review)
Onosma asperrima Bornm.	Unresolved		WCSP (in review)
Onosma astroites Steven	Unresolved		WCSP (in review)
Onosma atrocyanea Franch.	Unresolved		WCSP (in review)
Onosma aucheriana DC.	Unresolved		WCSP (in review)
Onosma aurantiaca Parsa	Unresolved		WCSP (in review)
Onosma aurantiaca Janka ex Boiss.	Unresolved		WCSP (in review)
Onosma auriculata DC.	Unresolved		WCSP (in review)
Onosma austriaca Beck	Unresolved		WCSP (in review)
Onosma azurea Schipcz.	Unresolved		WCSP (in review)
Onosma baldshuanica Lipsky	Unresolved		WCSP (in review)
Onosma banatica Borza	Unresolved		WCSP (in review)
Onosma barbigera I.M.Johnst.	Unresolved		WCSP (in review)
Onosma barsczewskii Lipsky	Unresolved		WCSP (in review)
Onosma bheriensis H.Hara	Unresolved		WCSP (in review)
Onosma bhutanica (I.M.Johnst.) Grierson & D.G.Long	Unresolved		WCSP (in review)
Onosma bicolor Wall. ex G. Don	Synonym		TRO
Onosma bifrons Steven ex Ledeb.	Unresolved		WCSP (in review)
Onosma bilabiata Boiss. & Buhse	Unresolved		WCSP (in review)
Onosma bisotunensis Attar & Hamzehee	Unresolved		WCSP (in review)
Onosma bodeana Boiss.	Unresolved		WCSP (in review)
Onosma borii C.E.C.Fisch.	Unresolved		WCSP (in review)
Onosma × bornmuelleri Hausskn. & Bornm.	Unresolved		WCSP (in review)
Onosma borragoidina Ponert	Unresolved		WCSP (in review)
Onosma borysthenica Klokov	Accepted		TRO
Onosma bourgaei Boiss.	Unresolved		WCSP (in review)
Onosma brachyanthum Boiss.	Unresolved		WCSP (in review)
Onosma brachylinum (I.M.Johnst.) I.M.Johnst.	Unresolved		WCSP (in review)
Onosma brachysolen Boiss.	Unresolved		WCSP (in review)
Onosma bracteata Wall.	Unresolved		WCSP (in review)
Onosma bracteosa Hausskn. & Bornm.	Unresolved		WCSP (in review)
Onosma brevifolia DC. ex Boiss.	Unresolved		WCSP (in review)
Onosma brevipilosa Schischk. ex Popov	Unresolved		WCSP (in review)
Onosma briquetii Czeczott	Unresolved		WCSP (in review)
Onosma bubanii Stroh	Unresolved		WCSP (in review)
Onosma bulbotrichum DC.	Unresolved		WCSP (in review)
Onosma bulgarica Velen.	Unresolved		WCSP (in review)
Onosma burmanica Collett & Hemsl.	Unresolved		WCSP (in review)
Onosma caerulescens Boiss.	Unresolved		WCSP (in review)
Onosma caespitosum Kotschy	Unresolved		TRO
Onosma calycina Steven	Synonym		TRO
Onosma canescens C.Presl	Unresolved		WCSP (in review)
Onosma cappadocica Siehe ex Riedl	Unresolved		WCSP (in review)
Onosma cardiostegium Bornm.	Unresolved		WCSP (in review)
Onosma carduchorum Hausskn. & Bornm.	Unresolved		WCSP (in review)
Onosma caspica Willd.	Synonym		TRO
Onosma caspium Gruner	Unresolved		WCSP (in review)
Onosma cassium Boiss.	Unresolved		WCSP (in review)
Onosma caucasica Levin	Unresolved		WCSP (in review)
Onosma cespitosa Kotschy	Unresolved		WCSP (in review)
Onosma chitralicum I.M. Johnst.	Unresolved		TRO
Onosma chlorotricha Boiss. & Noë	Unresolved		WCSP (in review)
Onosma chorassanica Bunge	Unresolved		WCSP (in review)
Onosma chrysochaetum Bornm.	Unresolved		WCSP (in review)
Onosma ciliata DC.	Unresolved		WCSP (in review)
Onosma cinerascens Rübel & Braun-Blanq.	Unresolved		WCSP (in review)
Onosma cinerea Schreb.	Unresolved		WCSP (in review)
Onosma cingulatum W.W. Sm. & Jeffrey	Accepted		TRO
Onosma circinnata Riedl	Unresolved		WCSP (in review)
Onosma circinnata Bourg. ex Boiss.	Unresolved		WCSP (in review)
Onosma coerulea Willd.	Unresolved		WCSP (in review)
Onosma concinna DC.	Unresolved		WCSP (in review)
Onosma confertum W.W. Sm.	Accepted		TRO
Onosma congesta DC.	Unresolved		WCSP (in review)
Onosma cornuta Riedl	Unresolved		WCSP (in review)
Onosma cretica Jáv. ex Hayek	Unresolved		WCSP (in review)
Onosma cyanea Less. ex Ledeb.	Unresolved		WCSP (in review)
Onosma cynoglossoides Hub.-Mor.	Unresolved		WCSP (in review)
Onosma cyrenaica E.A.Durand & Barratte	Unresolved		WCSP (in review)
Onosma cyrenaicum subsp. straussii Riedl	Synonym		TRO
Onosma dalmatica Scheele	Unresolved		WCSP (in review)
Onosma dasytrichum Boiss.	Unresolved		TRO
Onosma davisii Riedl	Unresolved		WCSP (in review)
Onosma decastichum Y.L. Liu	Accepted		TRO
Onosma decipiens Schott & Kotschy ex Boiss.	Unresolved		WCSP (in review)
Onosma decorticans Riedl	Unresolved		WCSP (in review)
Onosma decumbens Voss	Unresolved		WCSP (in review)
Onosma delphinensis Rübel & Braun-Blanq.	Unresolved		WCSP (in review)
Onosma demavendica Riedl	Unresolved		WCSP (in review)
Onosma deserticola Bornm.	Unresolved		WCSP (in review)
Onosma dichroantha Boiss.	Synonym		TRO
Onosma diffusa Boiss. & A.Huet	Unresolved		WCSP (in review)
Onosma discedens Hausskn. & Bornm.	Accepted		WCSP (in review)
Onosma divaricata Lehm.	Unresolved		WCSP (in review)
Onosma drenowskii Degen & Jáv.	Unresolved		WCSP (in review)
Onosma dumetorum I.M. Johnst.	Synonym		TRO
Onosma echinata Aucher ex DC.	Unresolved		WCSP (in review)
Onosma echinata Desf.	Unresolved		WCSP (in review)
Onosma echinidea St.-Lag.	Unresolved		WCSP (in review)
Onosma echioides (L.) L.	Accepted		TRO
Onosma echioides subsp. fastigiata Braun-Blanq.	Synonym		TRO
Onosma edmondsonii Riedl	Unresolved		WCSP (in review)
Onosma egregium I.M. Johnst.	Unresolved		TRO
Onosma elegans K.Koch	Unresolved		WCSP (in review)
Onosma elegans Bubani	Unresolved		WCSP (in review)
Onosma elegantissimum Rech. f.	Unresolved		TRO
Onosma elivendica Wettst. ex Stapf	Unresolved		WCSP (in review)
Onosma emodi Wall.	Synonym		TRO
Onosma epirotica Teppner	Unresolved		WCSP (in review)
Onosma erecta Sm.	Unresolved		WCSP (in review)
Onosma erubescens Vatke	Unresolved		WCSP (in review)
Onosma euboica Rech.f.	Unresolved		WCSP (in review)
Onosma exsertum Hemsl.	Accepted		TRO
Onosma fallax Borbás ex Nyman	Unresolved		WCSP (in review)
Onosma farreri I.M. Johnst.	Accepted		TRO
Onosma farsica Ponert	Unresolved		WCSP (in review)
Onosma fastigiata subsp. mauretanica Maire	Synonym		TRO
Onosma fastigiatum Br.-Bl.	Unresolved		TRO
Onosma ferganensis Popov	Unresolved		WCSP (in review)
Onosma fistulosum I.M. Johnst.	Accepted		TRO
Onosma flava Vatke ex Boiss.	Unresolved		WCSP (in review)
Onosma flavida Boiss.	Unresolved		WCSP (in review)
Onosma forrestii W.W. Sm.	Synonym		TRO
Onosma froedinii Rech.f.	Unresolved		WCSP (in review)
Onosma frutescens Lam.	Unresolved		WCSP (in review)
Onosma fruticosa Sm.	Unresolved		WCSP (in review)
Onosma fruticosa Labill.	Unresolved		WCSP (in review)
Onosma galalensis (Schweinf. ex Boiss.) Täckh. & Boulos	Unresolved		WCSP (in review)
Onosma gaubae Bornm.	Unresolved		WCSP (in review)
Onosma gehardica T.N.Popova	Unresolved		WCSP (in review)
Onosma giganteum Lam.	Unresolved		TRO
Onosma glomeratum Y.L. Liu	Accepted		TRO
Onosma gmelinii Ledeb.	Accepted		TRO
Onosma gracilis Trautv.	Unresolved		WCSP (in review)
Onosma graecum Boiss.	Unresolved		TRO
Onosma graniticola Klokov	Unresolved		WCSP (in review)
Onosma griersonii R.R.Mill	Unresolved		WCSP (in review)
Onosma griffithii Vatke	Unresolved		WCSP (in review)
Onosma guberlinensis Dobrocz. & V.M.Vinogr.	Unresolved		WCSP (in review)
Onosma halacsyi Hayek	Unresolved		WCSP (in review)
Onosma halophila Boiss. & Heldr.	Unresolved		WCSP (in review)
Onosma haussknechtii Bornm.	Unresolved		WCSP (in review)
Onosma hebebulbum DC.	Unresolved		WCSP (in review)
Onosma helleri Greuter & Burdet	Unresolved		WCSP (in review)
Onosma helveticum Boiss.	Unresolved		TRO
Onosma heterophylla Griseb.	Unresolved		WCSP (in review)
Onosma hispanica Lacaita	Unresolved		WCSP (in review)
Onosma hispida Steven	Unresolved		WCSP (in review)
Onosma hispida Wall. ex G.Don	Unresolved		WCSP (in review)
Onosma hispida Stev. ex Ledeb.	Unresolved		WCSP (in review)
Onosma hispida var. kashmirica (I.M. Johnst.) I.M. Johnst.	Unresolved		TRO
Onosma hookeri C.B. Clarke	Accepted		TRO
Onosma hookeri var. hookeri	Accepted		TRO
Onosma hookeri var. intermedium I.M. Johnst.	Synonym		TRO
Onosma hookeri var. longiflorum (Duthie) A.V. Duthie ex Stapf	Accepted		TRO
Onosma hookeri subsp. wardii Stapf	Synonym		TRO
Onosma hookeri var. wardii W.W. Sm.	Synonym		TRO
Onosma × hybrida Riedl	Unresolved		WCSP (in review)
Onosma hypoleuca I.M.Johnst.	Unresolved		WCSP (in review)
Onosma iberica Fisch. ex Ledeb.	Unresolved		WCSP (in review)
Onosma incanescens DC.	Unresolved		WCSP (in review)
Onosma inexspectata Teppner	Unresolved		WCSP (in review)
Onosma intermedia Schur	Unresolved		WCSP (in review)
Onosma intertexta Hub.-Mor.	Unresolved		WCSP (in review)
Onosma intricata Riedl & Freitag	Unresolved		WCSP (in review)
Onosma iranica Parsa	Unresolved		WCSP (in review)
Onosma iranshahrii Ghahr & Attar	Unresolved		WCSP (in review)
Onosma iricolor Klokov	Unresolved		WCSP (in review)
Onosma irrigans Popov	Unresolved		WCSP (in review)
Onosma irritans Popov ex Pavlov	Accepted		TRO
Onosma isaurica Boiss. & Heldr.	Unresolved		WCSP (in review)
Onosma javorkae Simonk.	Unresolved		WCSP (in review)
Onosma johnstonii Riedl	Unresolved		WCSP (in review)
Onosma kaheirei Teppner	Unresolved		WCSP (in review)
Onosma kashmirica I.M. Johnst.	Synonym		TRO
Onosma khorassanica Attar & Joharchi	Unresolved		WCSP (in review)
Onosma khyberiana I.M.Johnst.	Unresolved		WCSP (in review)
Onosma kilouyensis Boiss. & Hausskn.	Unresolved		WCSP (in review)
Onosma kittaniae Strid ex Stefanovic, Kit Tan & Iatroú	Unresolved		WCSP (in review)
Onosma kotschyi Boiss.	Unresolved		WCSP (in review)
Onosma kurdica Teppner	Unresolved		WCSP (in review)
Onosma laconica Boiss.	Unresolved		WCSP (in review)
Onosma lanceolata Boiss. & Hausskn.	Unresolved		WCSP (in review)
Onosma latifolia Boiss. & Hausskn.	Unresolved		WCSP (in review)
Onosma leptanthum Heldr.	Unresolved		TRO
Onosma leucocarpa Popov	Unresolved		WCSP (in review)
Onosma levinii T.N.Popova	Unresolved		WCSP (in review)
Onosma lijiangense Y.L. Liu	Accepted		TRO
Onosma limitaneum I.M. Johnst.	Unresolved		TRO
Onosma lineariloba Hausskn. ex Riedl	Unresolved		WCSP (in review)
Onosma lingulata Fritsch	Unresolved		WCSP (in review)
Onosma liparioides DC.	Unresolved		WCSP (in review)
Onosma lipskyi Klokov	Unresolved		WCSP (in review)
Onosma liui Kamelin & T.N. Popova	Accepted		TRO
Onosma liwanowii Popov	Unresolved		WCSP (in review)
Onosma longiflorum Duthie	Synonym		TRO
Onosma longilobum Bunge	Unresolved		TRO
Onosma lucana Lacaita	Unresolved		WCSP (in review)
Onosma luquanense Y.L. Liu	Accepted		TRO
Onosma lycaonica Hub.-Mor.	Unresolved		WCSP (in review)
Onosma lycium Vatke	Unresolved		WCSP (in review)
Onosma lycopsioides C.E.C. Fisch.	Synonym		TRO
Onosma maaikangense W.T. Wang	Accepted		TRO
Onosma macedonica Formánek	Unresolved		WCSP (in review)
Onosma macrocephala D.Don	Unresolved		WCSP (in review)
Onosma macrochaeta Klok. & Dobrocz.	Accepted		TRO
Onosma macrophylla Bornm.	Unresolved		WCSP (in review)
Onosma macrorhiza Popov	Unresolved		WCSP (in review)
Onosma maracandica Zakirov	Unresolved		WCSP (in review)
Onosma maroccana Pau	Synonym		TRO
Onosma mattirolii Bald.	Unresolved		WCSP (in review)
Onosma megaloaperma Boiss.	Unresolved		WCSP (in review)
Onosma mersinana Riedl, Binzet & Orcan	Unresolved		WCSP (in review)
Onosma mertensioides I.M. Johnst.	Accepted		TRO
Onosma micranthos Pall.	Synonym		TRO
Onosma microcalyx Riedl	Unresolved		WCSP (in review)
Onosma microcarpum DC.	Unresolved		TRO
Onosma microsperma Steven	Unresolved		WCSP (in review)
Onosma microstoma I.M. Johnst.	Synonym		TRO
Onosma mirabilis A.P.Khokhr.	Unresolved		WCSP (in review)
Onosma mitis Boiss. & Heldr.	Unresolved		WCSP (in review)
Onosma mollis DC.	Unresolved		WCSP (in review)
Onosma montana Sm.	Unresolved		WCSP (in review)
Onosma mugodzharica Klokov	Unresolved		WCSP (in review)
Onosma multiramosum Hand.-Mazz.	Accepted		TRO
Onosma multiramosum var. mekongense I.M. Johnst.	Synonym		TRO
Onosma mutabilis Boiss. & Hausskn.	Unresolved		WCSP (in review)
Onosma nana DC.	Unresolved		WCSP (in review)
Onosma nangqenense Y.L. Liu	Accepted		TRO
Onosma neglecta Riedl	Unresolved		WCSP (in review)
Onosma nemoricola Hausskn. & Bornm.	Unresolved		WCSP (in review)
Onosma nepalica Kazmi	Unresolved		WCSP (in review)
Onosma nervosa Riedl	Unresolved		WCSP (in review)
Onosma nigricaulis Riedl	Unresolved		WCSP (in review)
Onosma nydeggeri Hub.-Mor.	Unresolved		WCSP (in review)
Onosma oblongifolium W.W. Sm. & Jeffrey	Synonym		TRO
Onosma obtusifolia Hausskn. & Sint. ex Riedl	Unresolved		WCSP (in review)
Onosma olivieri Boiss.	Unresolved		WCSP (in review)
Onosma oreodoxa Boiss. & Heldr.	Unresolved		WCSP (in review)
Onosma orientalis (L.) L.	Accepted		TRO
Onosma orphanidea Boiss.	Unresolved		WCSP (in review)
Onosma ovalifolia Kotschy & Boiss.	Unresolved		WCSP (in review)
Onosma oxaliflora Parsa	Unresolved		WCSP (in review)
Onosma pabotii Riedl	Unresolved		WCSP (in review)
Onosma pachypoda Boiss.	Unresolved		WCSP (in review)
Onosma pallida Salisb.	Unresolved		WCSP (in review)
Onosma pallida Boiss.	Unresolved		WCSP (in review)
Onosma paniculatum Bureau & Franch.	Accepted		TRO
Onosma paniculatum var. hirsutistylum Lingelsh. & Borza	Synonym		TRO
Onosma paphlagonica Bornm.	Unresolved		WCSP (in review)
Onosma papillosa Riedl	Unresolved		WCSP (in review)
Onosma paradoxa Janka	Unresolved		WCSP (in review)
Onosma penninum Braun-Blanq.	Unresolved		WCSP (in review)
Onosma petiolata Turrill	Unresolved		WCSP (in review)
Onosma pilosa Sol.	Unresolved		WCSP (in review)
Onosma platyphylla Riedl	Unresolved		WCSP (in review)
Onosma polioxantha Rech.f.	Unresolved		WCSP (in review)
Onosma polyantha DC.	Unresolved		WCSP (in review)
Onosma polychroma Klokov	Unresolved		WCSP (in review)
Onosma polyphylla Ledeb.	Unresolved		WCSP (in review)
Onosma pontica Prodán	Unresolved		WCSP (in review)
Onosma potaninii Popov	Synonym		TRO
Onosma proballanthera Rech.f.	Unresolved		WCSP (in review)
Onosma procera Boiss.	Unresolved		WCSP (in review)
Onosma propontica Azn.	Unresolved		WCSP (in review)
Onosma psammophila Rech.f. & Riedl	Unresolved		WCSP (in review)
Onosma pseudoarenaria Schur	Unresolved		WCSP (in review)
Onosma pseudotinctoria Klokov	Unresolved		WCSP (in review)
Onosma pulchra Riedl	Unresolved		WCSP (in review)
Onosma pulla Schrank ex DC.	Unresolved		WCSP (in review)
Onosma pustulata Schur	Unresolved		WCSP (in review)
Onosma pygmaea Riedl	Unresolved		WCSP (in review)
Onosma pyramidale Hook. f.	Unresolved		TRO
Onosma pyrenaica Timb.-Lagr. ex Nyman	Unresolved		WCSP (in review)
Onosma qandilicum Rech. f. & Riedl	Unresolved		TRO
Onosma rascheyana Boiss.	Unresolved		WCSP (in review)
Onosma rechingeri Riedl	Unresolved		WCSP (in review)
Onosma riedliana Binzet & Orcan	Unresolved		WCSP (in review)
Onosma rigidum Ledeb.	Unresolved		TRO
Onosma rostellata Lehm.	Unresolved		WCSP (in review)
Onosma roussaei DC.	Unresolved		WCSP (in review)
Onosma rupestris M. Bieb.	Synonym		TRO
Onosma rutilum Hub.-Mor.	Unresolved		WCSP (in review)
Onosma sabalanica Ponert	Unresolved		WCSP (in review)
Onosma samarica Klokov	Unresolved		WCSP (in review)
Onosma sangiasensis Teppner & Iatroú	Unresolved		WCSP (in review)
Onosma sanguinolenta Vatke	Unresolved		WCSP (in review)
Onosma sanguinoleutum Vatke	Unresolved		TRO
Onosma saxatile (Pall.) Lehm.	Synonym		TRO
Onosma saxatilis Lehm.	Unresolved		WCSP (in review)
Onosma scaberrima Boiss.	Unresolved		WCSP (in review)
Onosma scorpioides Boiss. & A.Huet	Unresolved		WCSP (in review)
Onosma sericea Boiss.	Unresolved		WCSP (in review)
Onosma sericeum Willd.	Unresolved		TRO
Onosma setigera E.D.Clarke	Unresolved		WCSP (in review)
Onosma setosa Ledeb.	Accepted		TRO
Onosma setosa var. dichroantha (Boiss.) Boiss.	Accepted		TRO
Onosma setosa subsp. transrhymnense (Klokov ex Popov) Kamelin	Accepted		TRO
Onosma sharifii Riedl	Unresolved		WCSP (in review)
Onosma sibirica Lam.	Unresolved		WCSP (in review)
Onosma sieheana Hayek	Unresolved		WCSP (in review)
Onosma simplex Gaertn.	Unresolved		WCSP (in review)
Onosma simplicissimum L.	Accepted		TRO
Onosma sindjarensis Riedl	Unresolved		WCSP (in review)
Onosma sinicum Diels	Accepted		TRO
Onosma sinicum var. farreri (I.M. Johnst.) W.T. Wang & Y.L. Liu	Synonym		TRO
Onosma sintenisii Hausskn. ex Bornm.	Unresolved		WCSP (in review)
Onosma sorgeri Teppner	Unresolved		WCSP (in review)
Onosma spathulata Wettst. ex Stapf	Unresolved		WCSP (in review)
Onosma spruneri Boiss.	Unresolved		WCSP (in review)
Onosma staminea Ledeb.	Unresolved		WCSP (in review)
Onosma stapfii Wettst. ex Stapf	Unresolved		WCSP (in review)
Onosma stellulata Waldst. & Kit.	Unresolved		WCSP (in review)
Onosma stenoloba Hausskn. ex Riedl	Unresolved		WCSP (in review)
Onosma stenosiphon Boiss.	Unresolved		WCSP (in review)
Onosma stojanoffii (Turrill) Teppner	Unresolved		WCSP (in review)
Onosma straussii (Riedl) Khat.	Accepted		TRO
Onosma striata Riedl	Unresolved		WCSP (in review)
Onosma stridii Teppner	Unresolved		WCSP (in review)
Onosma strigosissima Boiss.	Unresolved		WCSP (in review)
Onosma strigosum Y.L. Liu	Synonym		TRO
Onosma strigosum Kunth	Synonym		TRO
Onosma subsericea Freyn	Unresolved		WCSP (in review)
Onosma subtinctoria Klokov	Unresolved		WCSP (in review)
Onosma subulifolia Riedl	Unresolved		WCSP (in review)
Onosma suffruticosa Schrank ex Steud.	Unresolved		WCSP (in review)
Onosma sulaimaniaca Riedl	Unresolved		WCSP (in review)
Onosma synanthera Fisch. ex Sweet	Unresolved		WCSP (in review)
Onosma syriaca Labill.	Unresolved		WCSP (in review)
Onosma szovitzii Steven	Unresolved		WCSP (in review)
Onosma tanaitica Klokov	Unresolved		WCSP (in review)
Onosma taurica Pall.	Unresolved		WCSP (in review)
Onosma taurica Willd.	Unresolved		WCSP (in review)
Onosma taygeteum Boiss. & Heldr.	Unresolved		WCSP (in review)
Onosma tenuicaulis Riedl	Unresolved		WCSP (in review)
Onosma tenuiflora Willd.	Accepted		TRO
Onosma tenuifolia Tausch	Unresolved		WCSP (in review)
Onosma thomsonii C.B.Clarke	Unresolved		WCSP (in review)
Onosma thracica Velen.	Unresolved		WCSP (in review)
Onosma tinctoria M.Bieb.	Unresolved		WCSP (in review)
Onosma tinctoria Bory & Chaub.	Unresolved		WCSP (in review)
Onosma tornensis Jáv.	Unresolved		WCSP (in review)
Onosma tournefortii Griseb.	Unresolved		WCSP (in review)
Onosma trachyantha Boiss.	Unresolved		WCSP (in review)
Onosma trachycarpa Levin	Unresolved		WCSP (in review)
Onosma trachytricha Boiss.	Unresolved		WCSP (in review)
Onosma transrhymnensis Klokov ex Popov	Synonym		TRO
Onosma transsilvanica Schur ex Nyman	Unresolved		WCSP (in review)
Onosma trapezuntea Boiss. & A.Huet ex Hand.-Mazz.	Unresolved		WCSP (in review)
Onosma trapezuntina A.Huet ex Boiss.	Unresolved		WCSP (in review)
Onosma tricerosperma Lag.	Unresolved		WCSP (in review)
Onosma tricerosperma subsp. fastigiata (Braun-Blanq.) G. López	Unresolved		TRO
Onosma tricerosperma var. marocana (Pau) G. López	Unresolved		TRO
Onosma tricerosperma subsp. mauretanica (Maire) G. López	Unresolved		TRO
Onosma tridentina Wettst.	Unresolved		WCSP (in review)
Onosma trinervium Lehm.	Synonym		TRO
Onosma tripartita Hochst.	Unresolved		WCSP (in review)
Onosma troodi Kotschy	Unresolved		WCSP (in review)
Onosma tschichtatschevii Popov	Unresolved		WCSP (in review)
Onosma tsiangii I.M. Johnst.	Synonym		TRO
Onosma tuberculata (Jáv.) Soó	Unresolved		WCSP (in review)
Onosma tuberculata Kit. ex Rochel	Unresolved		WCSP (in review)
Onosma tubiflora Velen.	Unresolved		WCSP (in review)
Onosma urumensis Ponert	Unresolved		WCSP (in review)
Onosma vaudense Gremli	Synonym		TRO
Onosma velenovskyi Davidov	Unresolved		WCSP (in review)
Onosma velutina Boiss.	Unresolved		WCSP (in review)
Onosma verrucosa F.Dietr.	Unresolved		WCSP (in review)
Onosma verruculosa I.M.Johnst.	Unresolved		WCSP (in review)
Onosma versicolor Griff.	Unresolved		WCSP (in review)
Onosma versicolor Schott & Kotschy ex Boiss.	Unresolved		WCSP (in review)
Onosma vestita Wall. ex G.Don	Unresolved		WCSP (in review)
Onosma vestita Wall.	Unresolved		WCSP (in review)
Onosma viridis Jáv.	Unresolved		WCSP (in review)
Onosma visianii Clem.	Unresolved		WCSP (in review)
Onosma volgensis Dobrocz.	Unresolved		WCSP (in review)
Onosma waddellii Duthie	Accepted		TRO
Onosma waddellii var. brachylinum I.M. Johnst.	Synonym		TRO
Onosma wallichiana Benth. ex Hook.f.	Unresolved		WCSP (in review)
Onosma waltonii Duthie	Accepted		TRO
Onosma wardii (W.W. Sm.) I.M. Johnst.	Accepted		TRO
Onosma wheeler-hainesii Riedl	Unresolved		WCSP (in review)
Onosma xanthocalyx Vatke	Unresolved		WCSP (in review)
Onosma xanthotricha Boiss.	Unresolved		WCSP (in review)
Onosma yajiangense W.T. Wang	Accepted		TRO
Onosma yamagatae Kitam.	Unresolved		WCSP (in review)
Onosma zangezurum T.N.Popova	Unresolved		WCSP (in review)
Onosma zayueense Y.L. Liu	Accepted		TRO
Onosma zayuensis Y.L.Liu	Unresolved		WCSP (in review)
Onosma zerizaminum Lipsky ex O.Fedtsch. & B.Fedtsch.	Unresolved		WCSP (in review)