| | Saxifraga afghanica Aitch. & Hemsl. subsect. Porophyllum |
| | Saxifraga aizoides L. sect. Porphyrion |
| | Saxifraga albertii Regel & Schmalh. subsect. Porophyllum |
| | Saxifraga aleutica Hultén sect. Ciliatae |
| | Saxifraga alpigena Harry Sm. subsect. Porophyllum |
| | Saxifraga anadyrensis Losinsk. sect. Trachyphyllum |
| | Saxifraga andersonii Engl. subsect. Porophyllum |
| | Saxifraga andrewsii Harv. |
| | Saxifraga androsacea L. sect. Saxifraga |
| | Saxifraga anglica Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga angustata Harry Sm. sect. Ciliatae |
| | Saxifraga anisophylla Harry Sm. sect. Ciliatae |
| | Saxifraga anormalis Sünd. ex Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga aphylla Sternb. sect. Saxifraga |
| | Saxifraga apiculata Engl. subsect. Porophyllum |
| | Saxifraga aquatica Lapeyr. sect. Saxifraga |
| | Saxifraga arachnoidea Sternb. sect. Saxifraga |
| | Saxifraga arcovalleyi Sünd. subsect. Porophyllum |
| | Saxifraga aretioides Lapeyr. subsect. Porophyllum |
| | Saxifraga aristulata Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga artvinensis V.A.Matthews subsect. Porophyllum |
| | Saxifraga aspera L. sect. Trachyphyllum |
| | Saxifraga atuntsiensis W.W.Sm. sect. Ciliatae |
| | Saxifraga aurantiaca Franch. sect. Ciliatae |
| | Saxifraga auriculata Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga babiana T.E.Díaz & Fern.Prieto sect. Saxifraga |
| | Saxifraga baimashanensis C.Y.Wu sect. Ciliatae |
| | Saxifraga balfourii Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga bergenioides C.Marquand sect. Ciliatae |
| | Saxifraga bertolonii Sünd. subsect. Porophyllum |
| | Saxifraga bicuspidata Hook.f. |
| | Saxifraga biflora All. sect. Porphyrion |
| | Saxifraga bilekii Sünd. subsect. Porophyllum |
| | Saxifraga biternata Boiss. sect. Saxifraga |
| | Saxifraga boeckeleri Sünd. subsect. Porophyllum |
| | Saxifraga borisii Kellerer ex Sünd. subsect. Porophyllum |
| | Saxifraga bourgaeana Boiss. & Reut. sect. Saxifraga |
| | Saxifraga boussingaultii Brongn. sect. Saxifraga |
| | Saxifraga boydii Dewar subsect. Porophyllum |
| | Saxifraga boydilacina Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga brachyphylla Franch. sect. Ciliatae |
| | Saxifraga brachypoda D.Don sect. Ciliatae |
| | Saxifraga brachypodoidea J.T.Pan sect. Ciliatae |
| | Saxifraga bracteata D.Don sect. Mesogyne |
| | Saxifraga brevicaulis Harry Sm. sect. Ciliatae |
| | Saxifraga bronchialis L. sect. Trachyphyllum |
| | Saxifraga brunonis Ser. sect. Ciliatae |
| | Saxifraga bryoides L. sect. Trachyphyllum |
| | Saxifraga bulbifera L. sect. Saxifraga |
| | Saxifraga bulleyana Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga burnatii Sünd. sect. Ligulatae |
| | Saxifraga burseriana L. subsect. Porophyllum |
| | Saxifraga bursiculata R.H.Pearson subsect. Porophyllum |
| | Saxifraga byam-groundsii Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga cacuminum Harry Sm. sect. Ciliatae |
| | Saxifraga caesia L. sect. Porphyrion |
| | Saxifraga callosa Sm. sect. Ligulatae |
| | Saxifraga camposii Boiss. & Reut. sect. Saxifraga |
| | Saxifraga canaliculata Boiss. & Reut. ex Engl. sect. Saxifraga |
| | Saxifraga candelabrum Franch. sect. Ciliatae |
| | Saxifraga cardiophylla Franch. sect. Ciliatae |
| | Saxifraga carinata Oett. subsect. Porophyllum |
| | Saxifraga carnosula Mattf. sect. Ciliatae |
| | Saxifraga carpatica Sternb. sect. Mesogyne |
| | Saxifraga carpetana Boiss. & Reut. sect. Saxifraga |
| | Saxifraga caspica Sipliv. subsect. Porophyllum |
| | Saxifraga catalaunica Boiss. & Reut. sect. Ligulatae |
| | Saxifraga caucasica Sommier & Levier subsect. Porophyllum |
| | Saxifraga caveana W.W.Sm. sect. Ciliatae |
| | Saxifraga cebennensis Rouy & E.G.Camus sect. Saxifraga |
| | Saxifraga cernua L. sect. Mesogyne |
| | Saxifraga cespitosa L. sect. Saxifraga |
| | Saxifraga cherlerioides D.Don sect. Trachyphyllum |
| | Saxifraga chionophila Franch. subsect. Porophyllum |
| | Saxifraga chrysantha A.Gray sect. Ciliatae |
| | Saxifraga chrysanthoides Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga chumbiensis Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga churchillii Huter sect. Euaizoonia |
| | Saxifraga ciliatopetala (Engl. & Irmsch.) J.T.Pan sect. Ciliatae |
| | Saxifraga cinerascens Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga cinerea Harry Sm. subsect. Porophyllum |
| | Saxifraga cintrana Kuzinsky ex Willk. sect. Saxifraga |
| | Saxifraga clarkei Sünd. subsect. Porophyllum |
| | Saxifraga clivorum Harry Sm. subsect. Porophyllum |
| | Saxifraga coarctata W.W.Sm. sect. Saxifraga |
| | Saxifraga cochlearis Rchb. sect. Ligulatae |
| | Saxifraga columnaris Schmalh. ex Akinf. subsect. Porophyllum |
| | Saxifraga congestiflora Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga conifera Coss. & Durieu sect. Saxifraga |
| | Saxifraga consanguinea W.W.Sm. sect. Ciliatae |
| | Saxifraga contrarea Harry Sm. sect. Ciliatae |
| | Saxifraga cordigera Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga corsica (Ser.) Gren. & Godr. sect. Saxifraga |
| | Saxifraga cotyledon L. sect. Ligulatae |
| | Saxifraga crustata Vest sect. Ligulatae |
| | Saxifraga culcitosa Mattf. sect. Ciliatae |
| | Saxifraga cuneata Willd. sect. Saxifraga |
| | Saxifraga cuneifolia L. sect. Gymnoptera |
| | Saxifraga daochengensis J.T.Pan sect. Ciliatae |
| | Saxifraga debilis Engelm. ex A.Gray sect. Mesogyne |
| | Saxifraga decora Harry Sm. subsect. Porophyllum |
| | Saxifraga decussata J.Anthony subsect. Porophyllum |
| | Saxifraga demnatensis Coss. ex Engl. & Irmsch. sect. Saxifraga |
| | Saxifraga densifoliata Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga depressa Sternb. sect. Saxifraga |
| | Saxifraga deqenensis C.Y.Wu sect. Ciliatae |
| | Saxifraga dianxibeiensis J.T.Pan sect. Ciliatae |
| | Saxifraga diapensia Harry Sm. sect. Ciliatae |
| | Saxifraga diapensioides Bellardi subsect. Porophyllum |
| | Saxifraga dichotoma Willd. ex Sternb. sect. Saxifraga |
| | Saxifraga dielsiana Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga diffusicallosa C.Y.Wu sect. Ciliatae |
| | Saxifraga dinnikii Schmalh. ex Akinf. subsect. Porophyllum |
| | Saxifraga diversifolia Wall. ex Ser. sect. Ciliatae |
| | Saxifraga dörfleri Sünd. subsect. Porophyllum |
| | Saxifraga doyalana Harry Sm. subsect. Porophyllum |
| | Saxifraga drabiformis Franch. sect. Ciliatae |
| | Saxifraga draboides C.Y.Wu sect. Ciliatae |
| | Saxifraga dshagalensis Engl. sect. Ciliatae |
| | Saxifraga edithae Sünd. subsect. Porophyllum |
| | Saxifraga eglandulosa Engl. sect. Ciliatae |
| | Saxifraga egregia Engl. sect. Ciliatae |
| | Saxifraga egregioides J.T.Pan sect. Ciliatae |
| | Saxifraga elatinoides Hand.-Mazz. sect. Ciliatae |
| | Saxifraga elisabethiae Sünd. subsect. Porophyllum |
| | Saxifraga elliotii Harry Sm. subsect. Porophyllum |
| | Saxifraga elliptica Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga embergeri Maire sect. Saxifraga |
| | Saxifraga engleriana Harry Sm. sect. Ciliatae |
| | Saxifraga epiphylla Gornall & H.Ohba sect. Irregulares |
| | Saxifraga erectisepala J.T.Pan sect. Ciliatae |
| | Saxifraga erinacea Harry Sm. sect. Ciliatae |
| | Saxifraga erioblasta Boiss. & Reut. sect. Saxifraga |
| | Saxifraga eschholzii Sternb. sect. Ciliatae |
| | Saxifraga eudoxiana Kellerer ex Sünd. subsect. Porophyllum |
| | Saxifraga exarata Vill. sect. Saxifraga |
| | Saxifraga excellens Harry Sm. sect. Ciliatae |
| | Saxifraga facchinii W.D.J.Koch sect. Saxifraga |
| | Saxifraga fallsvillagensis Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga federici-augusti Biasol. subsect. Porophyllum |
| | Saxifraga felineri P.Vargas subsect. Porophyllum |
| | Saxifraga ferdinandi-coburgi Kellerer & Sünd. subsect. Porophyllum |
| | Saxifraga filicaulis Wall. ex Ser. sect. Ciliatae |
| | Saxifraga finitima W.W.Sm. sect. Ciliatae |
| | Saxifraga finnisiae Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga flaccida J.T.Pan sect. Ciliatae |
| | Saxifraga flagellaris Willd. ex Sternb. sect. Ciliatae |
| | Saxifraga flavida Harry Sm. subsect. Porophyllum |
| | Saxifraga fleischeri Sünd. subsect. Porophyllum |
| | Saxifraga flexilis W.W.Sm. sect. Ciliatae |
| | Saxifraga florulenta Moretti sect. Porphyrion |
| | Saxifraga fontanae Sünd. subsect. Porophyllum |
| | Saxifraga forrestii Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga fortunei Hook. sect. Irregulares |
| | Saxifraga fragilis Schrank sect. Saxifraga |
| | Saxifraga fragosoi Sennen sect. Saxifraga |
| | Saxifraga gedangensis J.T.Pan sect. Ciliatae |
| | Saxifraga gemmigera Engl. ex Diels sect. Ciliatae |
| | Saxifraga gemmipara Franch. sect. Ciliatae |
| | Saxifraga gemmulosa Boiss. sect. Saxifraga |
| | Saxifraga genesiana P.Vargas sect. Saxifraga |
| | Saxifraga georgei J.Anthony subsect. Porophyllum |
| | Saxifraga geranioides L. sect. Saxifraga |
| | Saxifraga geum L. sect. Robertsoniana |
| | Saxifraga giraldiana Engl. ex Diels sect. Ciliatae |
| | Saxifraga glabella Bertol. sect. Saxifraga |
| | Saxifraga glabricaulis Harry Sm. sect. Ciliatae |
| | Saxifraga glacialis Harry Sm. sect. Ciliatae |
| | Saxifraga glaucophylla Franch. sect. Ciliatae |
| | Saxifraga globulifera Desf. sect. Saxifraga |
| | Saxifraga gloriana Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga gonggashanensis J.T.Pan sect. Ciliatae |
| | Saxifraga gongshanensis T.C.Ku sect. Ciliatae |
| | Saxifraga granulifera Harry Sm. sect. Mesogyne |
| | Saxifraga grata Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga gusmusii Sünd. subsect. Porophyllum |
| | Saxifraga gyalana C.Marquand & Airy-Shaw sect. Ciliatae |
| | Saxifraga haenseleri Boiss & Reut. sect. Saxifraga |
| | Saxifraga haplophylloides Franch. sect. Ciliatae |
| | Saxifraga hardingii Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga hariotii Luizet & Soulié sect. Saxifraga |
| | Saxifraga heinrichii Sünd. subsect. Porophyllum |
| | Saxifraga heleonastes Harry Sm. sect. Ciliatae |
| | Saxifraga hemisphaerica Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga heteroclada Harry Sm. sect. Ciliatae |
| | Saxifraga heterocladoides J.T.Pan sect. Ciliatae |
| | Saxifraga heterotricha C.Marquand & Airy Shaw sect. Ciliatae |
| | Saxifraga hirculoides Decne. sect. Ciliatae |
| | Saxifraga hirculus L. sect. Ciliatae |
| | Saxifraga hirsuta L. sect. Gymnoptera |
| | Saxifraga hispidula D.Don sect. Ciliatae |
| | Saxifraga hoerhammeri Sünd. ex Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga hofmannii Sünd. subsect. Porophyllum |
| | Saxifraga hookeri Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga hornibrookii Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga hostii Tausch sect. Ligulatae |
| | Saxifraga hyperborea R.Br. sect. Mesogyne |
| | Saxifraga hypericoides Franch. sect. Ciliatae |
| | Saxifraga hypnoides L. sect. Saxifraga |
| | Saxifraga hypostoma Harry Sm. subsect. Porophyllum |
| | Saxifraga imparilis Balf.f. sect. Irregulares |
| | Saxifraga ingwersenii Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga intricata Lapeyr. sect. Saxifraga |
| | Saxifraga iranica Bornm. subsect. Porophyllum |
| | Saxifraga irrigua M.Bieb. sect. Saxifraga |
| | Saxifraga irvingii A.S.Thomps. subsect. Porophyllum |
| | Saxifraga isophylla Harry Sm. sect. Ciliatae |
| | Saxifraga italica D.A.Webb sect. Saxifraga |
| | Saxifraga jacquemontiana Decne. sect. Ciliatae |
| | Saxifraga jainzhuglaensis J.T.Pan sect. Ciliatae |
| | Saxifraga josephi Engl. ex Diels sect. Ciliatae |
| | Saxifraga juniperifolia Adams subsect. Porophyllum |
| | Saxifraga kayei Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga kellereri Sünd. subsect. Porophyllum |
| | Saxifraga koelzii Schönb.-Tem. subsect. Porophyllum |
| | Saxifraga kongboensis Harry Sm. subsect. Porophyllum |
| | Saxifraga korshinskii Kom. |
| | Saxifraga kotschyi Boiss. subsect. Porophyllum |
| | Saxifraga kumaunensis Engl. subsect. Porophyllum |
| | Saxifraga kwangsiensis C.Z.Gao & G.Z.Li sect. Irregulares |
| | Saxifraga laeviformis Sünd. ex Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga landaueri Sünd. ex Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga latepetiolata Willk. sect. Saxifraga |
| | Saxifraga latiflora Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga lepida Harry Sm. sect. Ciliatae |
| | Saxifraga leyboldii Sünd. subsect. Porophyllum |
| | Saxifraga likiangensis Franch. subsect. Porophyllum |
| | Saxifraga lilacina Duthie subsect. Porophyllum |
| | Saxifraga lincolni-fosteri Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga linearifolia Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga litangensis Engl. sect. Ciliatae |
| | Saxifraga lixianensis T.C.Ku sect. Ciliatae |
| | Saxifraga llonakhensis W.W.Sm. sect. Ciliatae |
| | Saxifraga longifolia Lapeyr. sect. Ligulatae |
| | Saxifraga loripes J.Anthony sect. Ciliatae |
| | Saxifraga lowndesii Harry Sm. subsect. Porophyllum |
| | Saxifraga ludingensis J.T.Pan sect. Ciliatae |
| | Saxifraga ludlowii Harry Sm. subsect. Porophyllum |
| | Saxifraga luizetiana Emb. & Maire sect. Saxifraga |
| | Saxifraga luteoviridis Schott & Kotschy subsect. Porophyllum |
| | Saxifraga lychnitis Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga macrostigmatoides Engl. sect. Ciliatae |
| | Saxifraga maderensis D.Don sect. Saxifraga |
| | Saxifraga magellanica Poir. sect. Saxifraga |
| | Saxifraga maireana Luizet sect. Saxifraga |
| | Saxifraga malbyana Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga marginata Sternb. subsect. Porophyllum |
| | Saxifraga margoxiana Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga maweana Baker |
| | Saxifraga maxionggouensis J.T.Pan sect. Ciliatae |
| | Saxifraga media Gouan subsect. Porophyllum |
| | Saxifraga medogensis J.T.Pan sect. Ciliatae |
| | Saxifraga meeboldii Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga megaseiflora A.S.Thomps. subsect. Porophyllum |
| | Saxifraga mengtzeana Engl. & Irmsch. sect. Irregulares |
| | Saxifraga mertensiana Bong. sect. Heterisia |
| | Saxifraga micans Harry Sm. subsect. Porophyllum |
| | Saxifraga microgyna Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga microviridis H.Hara sect. Ciliatae |
| | Saxifraga millstreamiana Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga mira Harry Sm. subsect. Porophyllum |
| | Saxifraga miralana Harry Sm. sect. Ciliatae |
| | Saxifraga monantha Harry Sm. subsect. Porophyllum |
| | Saxifraga moncayensis D.A.Webb sect. Saxifraga |
| | Saxifraga montanella Harry Sm. sect. Ciliatae |
| | Saxifraga moorcroftiana (Ser.) Wall. ex Sternb. sect. Ciliatae |
| | Saxifraga moschata Wulfen sect. Saxifraga |
| | Saxifraga mucronulata Royle sect. Ciliatae |
| | Saxifraga mucronulatoides J.T.Pan sect. Ciliatae |
| | Saxifraga muscoides All. sect. Saxifraga |
| | Saxifraga mutata L. sect. Porphyrion |
| | Saxifraga nakaoides J.T.Pan sect. Ciliatae |
| | Saxifraga nambulana Harry Sm. subsect. Porophyllum |
| | Saxifraga namdoensis Harry Sm. sect. Ciliatae |
| | Saxifraga nana Engl. subsect. Porophyllum |
| | Saxifraga nanella Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga nanelloides C.Y.Wu sect. Ciliatae |
| | Saxifraga nangqenica J.T.Pan sect. Ciliatae |
| | Saxifraga nangxianensis J.T.Pan sect. Ciliatae |
| | Saxifraga nathorstii (Dusén) Hayek sect. Porphyrion |
| | Saxifraga neopropagulifera H.Hara sect. Ciliatae |
| | Saxifraga nevadensis Boiss. sect. Saxifraga |
| | Saxifraga nigroglandulifera N.P.Balakr. sect. Ciliatae |
| | Saxifraga nigroglandulosa Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga nipponica Makino sect. Irregulares |
| | Saxifraga nishidae Miyabe & Kudô sect. Trachyphyllum |
| | Saxifraga numidica Maire sect. Dactyloides |
| | Saxifraga odontophylla Wall. ex Sternb. sect. Odontophyllae |
| | Saxifraga omolojensis A.P.Khokhr. sect. Trachyphyllum |
| | Saxifraga omphalodifolia Hand.-Mazz. sect. Ciliatae |
| | Saxifraga oppositifolia L. sect. Porphyrion |
| | Saxifraga oreophila Franch. sect. Ciliatae |
| | Saxifraga paiquensis J.T.Pan sect. Ciliatae |
| | Saxifraga palpebrata Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga paniculata Mill. sect. Ligulatae |
| | Saxifraga paradoxa Sternb. sect. Saxifraga |
| | Saxifraga pardanthina Hand.-Mazz. sect. Ciliatae |
| | Saxifraga parkaensis J.T.Pan sect. Ciliatae |
| | Saxifraga parnassifolia D.Don sect. Ciliatae |
| | Saxifraga parnassioides Regel & Schmalh. ex Regel sect. Ciliatae |
| | Saxifraga parva Hemsl. sect. Ciliatae |
| | Saxifraga pauliniae Sünd. subsect. Porophyllum |
| | Saxifraga pedemontana All. sect. Saxifraga |
| | Saxifraga pellucida C.Y.Wu sect. Ciliatae |
| | Saxifraga pentadactylis Lapeyr. sect. Saxifraga |
| | Saxifraga peplidifolia Franch. sect. Ciliatae |
| | Saxifraga peraristulata Mattf. sect. Ciliatae |
| | Saxifraga perpusilla Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga petraea L. sect. Saxifraga |
| | Saxifraga petraschii Sünd. subsect. Porophyllum |
| | Saxifraga pilifera Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga poluniniana Harry Sm. subsect. Porophyllum |
| | Saxifraga porophylla Bertol. subsect. Porophyllum |
| | Saxifraga portosanctana Boiss. sect. Saxifraga |
| | Saxifraga praetermissa D.A.Webb sect. Saxifraga |
| | Saxifraga pragensis Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga pratensis Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga prattii Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga presolanensis Engl. sect. Saxifraga |
| | Saxifraga prossenii A.S.Thomps. subsect. Porophyllum |
| | Saxifraga przewalskii Engl. sect. Ciliatae |
| | Saxifraga pseudohirculus Engl. sect. Ciliatae |
| | Saxifraga pseudokotschyi Sünd. subsect. Porophyllum |
| | Saxifraga pseudolaevis Oett. subsect. Porophyllum |
| | Saxifraga pubescens Pourr. sect. Saxifraga |
| | Saxifraga pulchra Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga pulvinaria Harry Sm. subsect. Porophyllum |
| | Saxifraga punctulata Engl. sect. Ciliatae |
| | Saxifraga punctulatoides J.T.Pan sect. Ciliatae |
| | Saxifraga quadrifaria Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga ramulosa Wall. ex Ser. subsect. Porophyllum |
| | Saxifraga retusa Gouan sect. Porphyrion |
| | Saxifraga reuteriana Boiss. sect. Saxifraga |
| | Saxifraga rhodopetala Harry Sm. subsect. Porophyllum |
| | Saxifraga rigoi Freyn ex Porta sect. Saxifraga |
| | Saxifraga rivularis L sect. Mesogyne |
| | Saxifraga rizhaoshanensis J.T.Pan sect. Ciliatae |
| | Saxifraga rosacea Moench sect. Saxifraga |
| | Saxifraga rosinae Sünd. ex Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga rotundifolia L. sect. Cotylea |
| | Saxifraga rotundipetala J.T.Pan subsect. Porophyllum |
| | Saxifraga roylei Harry Sm. subsect. Porophyllum |
| | Saxifraga rufescens Balf.f. sect. Irregulares |
| | Saxifraga rupicola Franch. subsect. Porophyllum |
| | Saxifraga saginoides Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga salmonica E.H.Jenkins subsect. Porophyllum |
| | Saxifraga sancta Griseb. subsect. Porophyllum |
| | Saxifraga sanguinea Franch. sect. Ciliatae |
| | Saxifraga saxatilis Harry Sm. subsect. Porophyllum |
| | Saxifraga saxicola Harry Sm. subsect. Porophyllum |
| | Saxifraga saxorum Harry Sm. subsect. Porophyllum |
| | Saxifraga scardica Griseb. subsect. Porophyllum |
| | Saxifraga schottii Sünd. subsect. Porophyllum |
| | Saxifraga scleropoda Sommier & Levier subsect. Porophyllum |
| | Saxifraga sediformis Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga sedoides L. sect. Saxifraga |
| | Saxifraga seguieri Biehler sect. Saxifraga |
| | Saxifraga semmleri Sünd. ex Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga sempervivum K.Koch subsect. Porophyllum |
| | Saxifraga sendaica Maxim. sect. Irregulares |
| | Saxifraga serotina Sipliv. sect. Irregulares |
| | Saxifraga serpyllifolia Pursh sect. Ciliatae |
| | Saxifraga serrula Harry Sm. sect. Ciliatae |
| | Saxifraga sessiliflora Harry Sm. sect. Ciliatae |
| | Saxifraga sherriffii Harry Sm. subsect. Porophyllum |
| | Saxifraga sibirica L. sect. Mesogyne |
| | Saxifraga sibthorpii Boiss. sect. Cymbalaria |
| | Saxifraga sieversiana Sternb. |
| | Saxifraga signata Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga signatella C.Marquand sect. Ciliatae |
| | Saxifraga sikkimensis Engl. sect. Ciliatae |
| | Saxifraga sinomontana J.T.Pan & Gornall sect. Ciliatae |
| | Saxifraga smithiana Irmsch. sect. Ciliatae |
| | Saxifraga smithii Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga spathularis Brot. sect. Gymnoptera |
| | Saxifraga sphaeradena Harry Sm. sect. Ciliatae |
| | Saxifraga spruneri Boiss. subsect. Porophyllum |
| | Saxifraga squarrosa Sieber sect. Porphyrion |
| | Saxifraga staintonii Harry Sm. subsect. Porophyllum |
| | Saxifraga steinii Sünd. subsect. Porophyllum |
| | Saxifraga stella-aurea Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga stellariifolia Franch. sect. Ciliatae |
| | Saxifraga stelleriana Merk. ex Ser. sect. Trachyphyllum |
| | Saxifraga stenophylla Royle sect. Ciliatae |
| | Saxifraga stolitzkae Duthie ex Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga stolonifera Curtis sect. Irregulares |
| | Saxifraga stormonthii Sünd. ex Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga stribrnyi (Velen.) Podp. subsect. Porophyllum |
| | Saxifraga strigosa Wall. ex Ser. sect. Ciliatae |
| | Saxifraga stuartii Sünd. subsect. Porophyllum |
| | Saxifraga subaequifoliata Irmsch. sect. Ciliatae |
| | Saxifraga subamplexicaulis Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga sublinearifolia J.T.Pan sect. Ciliatae |
| | Saxifraga subomphalodifolia J.T.Pan sect. Ciliatae |
| | Saxifraga subsessiliflora Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga subspathulata Engl. & Irmsch. sect. Ciliatae |
| | Saxifraga substrigosa J.T.Pan sect. Ciliatae |
| | Saxifraga subternata Harry Sm. subsect. Porophyllum |
| | Saxifraga subtsangchanensis J.T.Pan sect. Ciliatae |
| | Saxifraga subverticillata Boiss. subsect. Porophyllum |
| | Saxifraga tangutica Engl. sect. Ciliatae |
| | Saxifraga taraktophylla C.Marquand & Airy-Shaw sect. Ciliatae |
| | Saxifraga tatsienluensis Engl. sect. Ciliatae |
| | Saxifraga taygetea Boiss. & Heldr. sect. Cotylea |
| | Saxifraga taylori Calder & Savile sect. Trachyphyllum |
| | Saxifraga tenella Wulfen sect. Saxifraga |
| | Saxifraga tentaculata C.E.C.Fisch. sect. Ciliatae |
| | Saxifraga terektensis Bunge sect. Dactyloides |
| | Saxifraga thiantha Harry Sm. subsect. Porophyllum |
| | Saxifraga thomasiana Sünd. subsect. Porophyllum |
| | Saxifraga tibetica Losinsk. sect. Ciliatae |
| | Saxifraga tombeanensis Boiss. ex Engl. subsect. Porophyllum |
| | Saxifraga trabutiana Engl. sect. Dactyloides |
| | Saxifraga trautvetteri Manden. sect. Dactyloides |
| | Saxifraga triaristulata Hand.-Mazz. sect. Ciliatae |
| | Saxifraga tricrenata Pau & Font Quer sect. Dactyloides |
| | Saxifraga tricuspidata Rottb. sect. Trachyphyllum |
| | Saxifraga trifurcata Schrad. sect. Saxifraga |
| | Saxifraga tsangchanensis Franch. sect. Ciliatae |
| | Saxifraga umbellulata Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga umbrosa L. sect. Gymnoptera |
| | Saxifraga unguiculata Engl. sect. Ciliatae |
| | Saxifraga unguipetala Engl. & Irmsch. subsect. Porophyllum |
| | Saxifraga uninervia J.Anthony sect. Ciliatae |
| | Saxifraga vacillans Harry Sm. subsect. Porophyllum |
| | Saxifraga valdensis DC. sect. Euaizoonia |
| | Saxifraga vandellii Sternb. subsect. Porophyllum |
| | Saxifraga vayredana Luizet sect. Saxifraga |
| | Saxifraga vespertina (Small) Fedde sect. Trachyphyllum |
| | Saxifraga virgularis Harry Sm. sect. Ciliatae |
| | Saxifraga viscidula Hook.f. & Thomson sect. Ciliatae |
| | Saxifraga vvedenskyi Abdull. subsect. Porophyllum |
| | Saxifraga wahlenbergii Ball sect. Saxifraga |
| | Saxifraga wallichiana Sternb. sect. Ciliatae |
| | Saxifraga wardii W.W.Sm. sect. Ciliatae |
| | Saxifraga webrii Horný, Soják & Webr subsect. Porophyllum |
| | Saxifraga wehrhahnii Horný, Soják & Wébr subsect. Porophyllum |
| | Saxifraga wenchuanensis T.C.Ku sect. Ciliatae |
| | Saxifraga wendelacina Horný & Wébr subsect. Porophyllum |
| | Saxifraga wendelboi Schönb.-Tem. subsect. Porophyllum |
| | Saxifraga werneri Font Quer & Pau sect. Dactyloides |
| | Saxifraga williamsii Harry Sm. subsect. Porophyllum |
| | Saxifraga xiaozhongdianensis J.T.Pan sect. Ciliatae |
| | Saxifraga yarlugzangboensis J.T.Pan sect. Ciliatae |
| | Saxifraga yezhiensis C.Y.Wu sect. Ciliatae |
| | Saxifraga yushuensis J.T.Pan sect. Ciliatae |
| | Saxifraga zayuensis T.C.Ku sect. Ciliatae |
| | Saxifraga zhidoensis J.T.Pan sect. Ciliatae |