The Plant List — A working list for all plant species

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

Results

No plant names match your search for mammillaria campotricha; we will try Mammillaria instead.

1358 plant name records match your search criteria Mammillaria. The results are below.

The results can also be downloaded as a CSV file.

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

Name Status Confi­dence level Source
Mammillaria acanthophlegma Lehm. Synonym M TRO
Mammillaria acanthostephes Lehm. Synonym L TRO
Mammillaria acicularis Lem. Synonym L TRO
Mammillaria aciculata Salm-Dyck Unresolved L WCSP (in review)
Mammillaria aciculatus Otto ex Pfeiff. Unresolved L TRO
Mammillaria acifer Jacobi Unresolved L TRO
Mammillaria actinoplea Ehrenb. Synonym L TRO
Mammillaria acultzingensis T. Linzen et al. Synonym M TRO
Mammillaria adunca Scheidw. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria aeruginosus Scheidw. Unresolved L TRO
Mammillaria affinis DC. Synonym L TRO
Mammillaria aggregata Engelm. ex S. Watson Synonym M TRO
Mammillaria alamensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria albata Repp. Unresolved L WCSP (in review)
Mammillaria albescens Tiegel Synonym M TRO
Mammillaria albiarmata Boed. Synonym M TRO
Mammillaria albicans (Britton & Rose) A. Berger Accepted M TRO
Mammillaria albicans subsp. albicans Accepted L TRO
Mammillaria albicans subsp. fraileana (Britton & Rose) D.R. Hunt Accepted L TRO
Mammillaria albicans f. fraileana (Britton & Rose) Lüthy Synonym L TRO
Mammillaria albicoma Boed. Accepted M TRO
Mammillaria albida Haage ex Pfeiff. Synonym M TRO
Mammillaria albidula Backeb. ex Repp. Synonym M TRO
Mammillaria albiflora Backeb. Accepted M TRO
Mammillaria albilanata Backeb. Accepted M TRO
Mammillaria albilanata subsp. oaxacana D.R. Hunt Accepted L TRO
Mammillaria albilanata subsp. reppenhagenii (D.R. Hunt) D.R. Hunt Accepted L TRO
Mammillaria albilanata subsp. tegelbergiana (H.E. Gates ex G.E. Linds.) D.R. Hunt Accepted L TRO
Mammillaria albiseta C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria albrechtiana Wohlschl. Unresolved L WCSP (in review)
Mammillaria aloides Monv. ex Labour. Unresolved L WCSP (in review)
Mammillaria alpina Mart. ex Salm-Dyck Synonym L TRO
Mammillaria alversonii (J.M. Coult.) Zeiss. Synonym M TRO
Mammillaria amabilis Ehrenb. Synonym L TRO
Mammillaria amajacensis Brachet & M. Lacoste Accepted M TRO
Mammillaria ambigua G.Don ex Loudon Unresolved L WCSP (in review)
Mammillaria amoena Hoppfer ex Salm-Dyck Synonym M TRO
Mammillaria anancistria Lem. Unresolved L WCSP (in review)
Mammillaria ancistracantha Lem. Synonym M TRO
Mammillaria ancistrata Scheidw. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria ancistria Lem. Synonym L TRO
Mammillaria ancistroides Lehm. Synonym M TRO
Mammillaria andreae Pfeiff. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria andreae J.A.Purpus & Boed. Unresolved L WCSP (in review)
Mammillaria angelensis R.T. Craig bis Synonym M TRO
Mammillaria angelensis var. estebanensis (G.E. Linds.) Repp. Synonym L TRO
Mammillaria anguinea Otto ex Salm-Dyck Synonym L TRO
Mammillaria angularis G.K. Link & Otto Synonym M TRO
Mammillaria anisacantha Salm-Dyck Unresolved L WCSP (in review)
Mammillaria anniana Glass & R.C. Foster Accepted M TRO
Mammillaria antesbergeriana A.B. Lau Synonym M TRO
Mammillaria apamensis Repp. Synonym M TRO
Mammillaria apozolensis Repp. Unresolved L WCSP (in review)
Mammillaria applanata Engelm. Synonym M TRO
Mammillaria areolosa (Lem.) Hemsl. Synonym L TRO
Mammillaria argentea Fennel in Otto & A. Dietr. Synonym L TRO
Mammillaria arida Rose ex Quehl Synonym M TRO
Mammillaria arietina Lem. Synonym M TRO
Mammillaria arizonica Engelm. Synonym M TRO
Mammillaria arizonica var. alversonii (J.M. Coult.) Davidson & Moxley Synonym L TRO
Mammillaria armatissima R.T.Craig Unresolved L WCSP (in review)
Mammillaria armillata K. Brandegee Accepted M TRO
Mammillaria armillata subsp. cerralboa (Britton & Rose) D.R. Hunt Synonym L TRO
Mammillaria arroyensis Repp. Unresolved L WCSP (in review)
Mammillaria ascensionis Repp. Synonym M TRO
Mammillaria ascensionis var. nominis-dulcis (A.B. Lau) Repp. Synonym L TRO
Mammillaria aselliformis (Ehrenb.) H.P.Kelsey & Dayton Unresolved L WCSP (in review)
Mammillaria asterias Cels ex Salm-Dyck, L. Synonym M TRO
Mammillaria atrata Hook. Synonym L TRO
Mammillaria atroflorens Backeb. Unresolved L WCSP (in review)
Mammillaria atrorubra Ehrenb. Synonym L TRO
Mammillaria atrosanguinea Ehrenb. Synonym L TRO
Mammillaria aulacantha DC. Synonym L TRO
Mammillaria aulacothele Lem. Synonym M TRO
Mammillaria aurata Pfeiff. Unresolved L WCSP (in review)
Mammillaria aurea C.F.Först. Unresolved L WCSP (in review)
Mammillaria aureiceps Lem. Synonym M TRO
Mammillaria aureilanata Backeb. Accepted M TRO
Mammillaria aureispina (A.B.Lau) Repp. Unresolved L WCSP (in review)
Mammillaria aureoviridis Heinrich Unresolved L WCSP (in review)
Mammillaria auriareolis Tiegel Unresolved L WCSP (in review)
Mammillaria auricantha Synonym L TRO
Mammillaria auricoma A. Dietr. Synonym M TRO
Mammillaria aurihamata Boed. Accepted M TRO
Mammillaria aurisaeta Backeb. Unresolved L WCSP (in review)
Mammillaria auritricha R.T.Craig Unresolved L WCSP (in review)
Mammillaria aurorea A.Dietr. Unresolved L WCSP (in review)
Mammillaria autumnalis A.Dietr. Unresolved L WCSP (in review)
Mammillaria avila-camachoi Shurly Unresolved L WCSP (in review)
Mammillaria aylostera Werderm. Unresolved L WCSP (in review)
Mammillaria bachmannii Boed. Unresolved L WCSP (in review)
Mammillaria backebergiana F.G. Buchenau Accepted M TRO
Mammillaria backebergiana subsp. backebergiana Accepted L TRO
Mammillaria backebergiana subsp. ernestii (Fittkau) D.R. Hunt Accepted L TRO
Mammillaria backebergiana var. ernestii (Fittkau) Glass & R.A. Foster Synonym L TRO
Mammillaria badispina C.F.Först. Unresolved L WCSP (in review)
Mammillaria balsasensis Boed. Unresolved L WCSP (in review)
Mammillaria balsasoides R.T.Craig Unresolved L WCSP (in review)
Mammillaria bambusiphila Repp. Synonym M TRO
Mammillaria barbata Engelm. Accepted M TRO
Mammillaria barbata var. garessii (Cowper) J. Lode Synonym L TRO
Mammillaria barbata var. morricalii (Cowper) J. Lode Synonym L TRO
Mammillaria barbata var. santaclarensis (Cowper) J. Lode Synonym L TRO
Mammillaria barkeri Shurly Unresolved L WCSP (in review)
Mammillaria barlowii Regel & Klein Synonym L TRO
Mammillaria baumii Boed. Accepted M TRO
Mammillaria baxteriana (H.E. Gates) Boed. Synonym M TRO
Mammillaria beiselii Diers Synonym M TRO
Mammillaria bella Backeb. Synonym M TRO
Mammillaria bellacantha R.T.Craig Unresolved L WCSP (in review)
Mammillaria bellatula Foerster Synonym L TRO
Mammillaria bellisiana R.T.Craig Unresolved L WCSP (in review)
Mammillaria beneckei Ehrenb. Accepted M TRO
Mammillaria beneckei var. multiceps Repp. Synonym L TRO
Mammillaria bergenii Ehrenb. Unresolved L WCSP (in review)
Mammillaria bergii Miq. Unresolved L WCSP (in review)
Mammillaria berkiana A.B. Lau Accepted M TRO
Mammillaria bernalensis Repp. Unresolved L WCSP (in review)
Mammillaria bicolor Lehm. Unresolved L WCSP (in review)
Mammillaria bicolor var. nobilis (Pfeiff.) C.F. Först. Synonym L TRO
Mammillaria bifurca A.Dietr. Unresolved L WCSP (in review)
Mammillaria biglandulosa Pfeiff. Synonym L TRO
Mammillaria bihamata Pfeiff. Synonym M TRO
Mammillaria binops J.N.Haage ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria blossfeldiana Boed. Accepted L TRO
Mammillaria blossfeldiana var. shurliana Wiggins Synonym L TRO
Mammillaria bocasana Poselger Accepted M TRO
Mammillaria bocasana subsp. eschauzieri (J.M. Coult.) Fitz Maurice & B. Fitz Maurice Accepted L TRO
Mammillaria bocensis Craig Accepted M TRO
Mammillaria bockii Foerster Synonym L TRO
Mammillaria boedekeriana Quehl Synonym M TRO
Mammillaria boelderliana Wohlschl. Accepted M TRO
Mammillaria bogotensis Werderm. Unresolved L WCSP (in review)
Mammillaria bombycina Quehl Accepted M TRO
Mammillaria bombycina subsp. perezdelarosae (Bravo & Scheinvar) D.R. Hunt Synonym L TRO
Mammillaria bonavitii Repp. Unresolved L WCSP (in review)
Mammillaria bonavitii Schmoll ex Backeb. Unresolved L WCSP (in review)
Mammillaria boolii G.E. Linds. Accepted M TRO
Mammillaria borwigii J.A.Purpus Unresolved L WCSP (in review)
Mammillaria brachytrichion Lüthy Synonym M TRO
Mammillaria brandegeei (J.M. Coult.) K. Brandegee Accepted M TRO
Mammillaria brandegeei subsp. gabbii (Engelm. ex J.M. Coult.) D.R. Hunt Accepted L TRO
Mammillaria brandegeei subsp. glareosa (Boed.) D.R. Hunt Accepted L TRO
Mammillaria brandegeei subsp. lewisiana (H.E. Gates) D.R. Hunt Accepted L TRO
Mammillaria brandegei var. gabbii (Engelm. ex J.M. Coult.) R.T. Craig bis Synonym L TRO
Mammillaria brauneana Boed. Unresolved L WCSP (in review)
Mammillaria bravoae R.T. Craig Synonym M TRO
Mammillaria brevicrinita Repp. Unresolved L WCSP (in review)
Mammillaria brevimamma Zucc. ex Pfeiff. Synonym M TRO
Mammillaria breviseta Ehrenb. Synonym L TRO
Mammillaria brevispina Boed. Unresolved L WCSP (in review)
Mammillaria brongniartii Salm-Dyck Unresolved L WCSP (in review)
Mammillaria brownii Toumey Synonym M TRO
Mammillaria bucareliensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria buchenaui Backeb. Unresolved L WCSP (in review)
Mammillaria buchheimiana Quehl Unresolved L WCSP (in review)
Mammillaria bullardiana (H.E.Gates) Boed. Unresolved L WCSP (in review)
Mammillaria bumamma Ehrenb. Synonym M TRO
Mammillaria busonii Bachel Unresolved L WCSP (in review)
Mammillaria bussleri Mundt ex Schum. Synonym M TRO
Mammillaria buxbaumeriana Repp. Unresolved L WCSP (in review)
Mammillaria cadereytensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria caerulea R.T. Craig bis Synonym M TRO
Mammillaria caesia Ehrenb. Unresolved L WCSP (in review)
Mammillaria caespitia DC. Unresolved L TRO
Mammillaria caespititia DC. Synonym L TRO
Mammillaria caespitosa (Engelm.) A.Gray Unresolved L WCSP (in review)
Mammillaria caespitosa Pfeiff. Unresolved L WCSP (in review)
Mammillaria calacantha Tiegel Synonym M TRO
Mammillaria calcarata Engelm. Synonym M TRO
Mammillaria calleana Backeb. Unresolved L WCSP (in review)
Mammillaria calochlora auct. Unresolved L WCSP (in review)
Mammillaria camptotricha Dams Synonym M TRO
Mammillaria candida Scheidw. Synonym M TRO
Mammillaria candida var. caespitosa Voss Synonym L TRO
Mammillaria candida var. estanzuelensis Repp. Synonym L TRO
Mammillaria candida subsp. ortiz-rubiana (Bravo) Krainz Synonym L TRO
Mammillaria candida var. ortiz-rubiana (Bravo) B.Hofm. Synonym L TRO
Mammillaria candida var. rosea Salm-Dyck ex K. Schum. Synonym L TRO
Mammillaria canelensis R.T. Craig Synonym M TRO
Mammillaria canescens Jacobi Unresolved L WCSP (in review)
Mammillaria canescens Pfeiff. Unresolved L WCSP (in review)
Mammillaria capensis (H.E. Gates) Craig Accepted M TRO
Mammillaria caput-medusae Otto Synonym M TRO
Mammillaria caracassana Otto ex Salm-Dyck Synonym M WCSP (in review)
Mammillaria carmenae Castañeda Accepted M TRO
Mammillaria carnea Zucc. ex Pfeiff. Accepted M TRO
Mammillaria carretii Rebut ex K. Schum. Accepted M TRO
Mammillaria casoi Bravo Unresolved L WCSP (in review)
Mammillaria castaneoides Salm-Dyck Unresolved L WCSP (in review)
Mammillaria castaneoides Lem. ex Labour. Unresolved L WCSP (in review)
Mammillaria catafracta Mart. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria cataphracta Mart. ex Pfeiff. Unresolved L WCSP (in review)
Mammillaria caudata G.Don ex Loudon Unresolved L WCSP (in review)
Mammillaria celeriana Unresolved L TRO
Mammillaria celsiana Lem. Synonym M TRO
Mammillaria celsiana var. guatemalensis Eichlam Synonym L TRO
Mammillaria centralifera Repp. Synonym M TRO
Mammillaria centraliplumosa Fittkau Synonym M TRO
Mammillaria centraliplumosa var. gracilis Repp. Synonym L TRO
Mammillaria centricirrha Lem. Synonym M TRO
Mammillaria centrispina Pfeiff. Synonym L TRO
Mammillaria cephalophora Salm-Dyck Synonym M TRO
Mammillaria ceratites Quehl Synonym M TRO
Mammillaria ceratocentra Bergman Synonym M TRO
Mammillaria ceratophora Lehm. Unresolved L WCSP (in review)
Mammillaria cerralboa (Britton & Rose) Orcutt Accepted M TRO
Mammillaria chaffeyi (Britton & Rose) Backeb. Unresolved L WCSP (in review)
Mammillaria chapinensis Eichlam & Quehl Synonym M TRO
Mammillaria chavezei Cowper Unresolved L WCSP (in review)
Mammillaria chiapensis Repp. Synonym M TRO
Mammillaria chica Repp. Unresolved L WCSP (in review)
Mammillaria chionocephala J.A. Purpus Accepted M TRO
Mammillaria chlorantha Engelm. Synonym M TRO
Mammillaria chrysacantha Pfeiff. Synonym M TRO
Mammillaria circumtexta Mart. Unresolved L WCSP (in review)
Mammillaria cirrhifera Mart. Synonym L TRO
Mammillaria cirrosa Poselg. Unresolved L WCSP (in review)
Mammillaria clava Pfeiff. Synonym M TRO
Mammillaria clavata Scheidw. Synonym M TRO
Mammillaria claviformis Repp. Unresolved L WCSP (in review)
Mammillaria coahuilensis (Boed.) Moran Accepted M TRO
Mammillaria coahuilensis subsp. albiarmata (Boed.) D.R. Hunt Accepted L TRO
Mammillaria coahuilensis var. albiarmata (Boed.) Hofmann Synonym L TRO
Mammillaria coahuilensis subsp. coahuilensis Accepted L TRO
Mammillaria coccinea G.Don Unresolved L WCSP (in review)
Mammillaria collina J.A. Purpus Synonym M TRO
Mammillaria collinsii (Britton & Rose) Orcutt Synonym M TRO
Mammillaria colonensis R.T. Craig bis Synonym M TRO
Mammillaria columbiana Salm-Dyck Accepted L WCSP (in review)
Mammillaria columbiana subsp. yucatanensis (Britton & Rose) D.R. Hunt Accepted L TRO
Mammillaria columnaris Mart. Unresolved L WCSP (in review)
Mammillaria columnaroides Lawr. Unresolved L WCSP (in review)
Mammillaria compacta Engelm. Synonym L TRO
Mammillaria compacticaulis Repp. Unresolved L WCSP (in review)
Mammillaria compressa DC. Accepted M TRO
Mammillaria compressa subsp. centralifera (Repp.) D.R. Hunt Accepted L TRO
Mammillaria compressa subsp. compressa Accepted L TRO
Mammillaria confinis J.N.Haage ex Walp. Unresolved L WCSP (in review)
Mammillaria confinis K.Schum. Unresolved L WCSP (in review)
Mammillaria confusa Synonym L TRO
Mammillaria conica Haw. Synonym L TRO
Mammillaria coniflora Salm-Dyck Unresolved L WCSP (in review)
Mammillaria conimamma Linke Synonym L TRO
Mammillaria conoidea DC. Synonym M TRO
Mammillaria conopsea Scheidw. Synonym M TRO
Mammillaria conspicua J.A. Purpus Synonym M TRO
Mammillaria conspicua var. vaupelii (Tiegel) Repp. Synonym L TRO
Mammillaria contacta H.L.Wendl. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria convoluta St.-Lag. Unresolved L WCSP (in review)
Mammillaria conzattii Orcutt Unresolved L WCSP (in review)
Mammillaria corbula Herrera Synonym M TRO
Mammillaria cordigera Heese Unresolved L WCSP (in review)
Mammillaria corioides Bosch ex Sweet Unresolved L WCSP (in review)
Mammillaria cornifera DC. Synonym M TRO
Mammillaria cornifera var. implexicoma (Lem.) Salm-Dyck Unresolved L TRO
Mammillaria cornuta Hildm. ex Schum. Synonym M TRO
Mammillaria corollaria Ehrenb. Synonym L TRO
Mammillaria coronaria Haw. Unresolved L WCSP (in review)
Mammillaria coronata Scheidw. Synonym L TRO
Mammillaria coryphides Forbes ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria cowperae Shurly Unresolved L WCSP (in review)
Mammillaria craigii G.E. Linds. Synonym M TRO
Mammillaria crassa Repp. Unresolved L WCSP (in review)
Mammillaria crassimammillis Repp. Synonym M TRO
Mammillaria crassior Repp. Synonym M TRO
Mammillaria crassispina Pfeiff. Synonym L TRO
Mammillaria crebrispina DC. Synonym L TRO
Mammillaria crebrispina var. nitida (Scheidw.) Labour. Unresolved L TRO
Mammillaria criniformis DC. Synonym M TRO
Mammillaria crinigera Otto ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria crinita DC. Accepted M TRO
Mammillaria crinita subsp. crinita Accepted L TRO
Mammillaria crinita subsp. leucantha (Boed.) D.R. Hunt Accepted L TRO
Mammillaria crinita subsp. painteri (Rose) U. Guzmán Accepted L TRO
Mammillaria crinita subsp. scheinvariana (R. Ortega & Glass in Glass) Fitz Maurice & B. Fitz Maurice Accepted L TRO
Mammillaria crinita subsp. wildii (A. Dietr.) D.R. Hunt Accepted L TRO
Mammillaria crispiseta R.T.Craig Unresolved L WCSP (in review)
Mammillaria crocidata Lem. Synonym M TRO
Mammillaria crucigera Mart. Accepted M TRO
Mammillaria crucigera subsp. tlalocii (Repp.) D.R. Hunt Accepted L TRO
Mammillaria cuneiflora Hitchen ex J.Forbes Unresolved L WCSP (in review)
Mammillaria curvata Pfeiff. Unresolved L WCSP (in review)
Mammillaria curvispina Otto Synonym L TRO
Mammillaria cylindracea DC. Synonym L TRO
Mammillaria dactylothele Labour. Unresolved L WCSP (in review)
Mammillaria daedalea Salm-Dyck Unresolved L WCSP (in review)
Mammillaria daimonoceras Lem. ex Salm-Dyck Synonym M TRO
Mammillaria dasyacantha Engelm. Synonym M TRO
Mammillaria dawsonii (Houghton) R.T. Craig bis Synonym M TRO
Mammillaria dealbata A. Dietr. Synonym M TRO
Mammillaria decipiens Scheidw. Accepted M TRO
Mammillaria decipiens subsp. albescens (Tiegel) D.R. Hunt Accepted L TRO
Mammillaria decipiens subsp. camptotricha (Dams) D.R. Hunt Accepted L TRO
Mammillaria declivis A.Dietr. Unresolved L WCSP (in review)
Mammillaria decora C.F.Först. Unresolved L WCSP (in review)
Mammillaria deficiens Salm-Dyck Unresolved L WCSP (in review)
Mammillaria deficum C.F.Först. Unresolved L WCSP (in review)
Mammillaria deflexispina Lem. Unresolved L WCSP (in review)
Mammillaria deherdtiana Farwig Accepted M TRO
Mammillaria deherdtiana subsp. dodsonii (Bravo) D.R. Hunt Accepted L TRO
Mammillaria delaetiana Quehl Synonym M TRO
Mammillaria densa Link & Otto Synonym M TRO
Mammillaria densispina (J.M. Coult.) Orcutt Accepted L TRO
Mammillaria denudata (Engelm.) A.Berger Unresolved L WCSP (in review)
Mammillaria depressa Scheidw. Synonym L TRO
Mammillaria deserti Engelm. Synonym M TRO
Mammillaria diacantha Lem. Unresolved L WCSP (in review)
Mammillaria diacantha J.N.Haage ex Steud. Unresolved L WCSP (in review)
Mammillaria diacentra Jacobi Unresolved L WCSP (in review)
Mammillaria diadema Muehlenpf. Synonym L TRO
Mammillaria diaphanacantha Lem. Unresolved L WCSP (in review)
Mammillaria dichotoma Sweet Unresolved L WCSP (in review)
Mammillaria dietrichii Tiegel Unresolved L WCSP (in review)
Mammillaria difficilis Quehl Synonym M TRO
Mammillaria digitalis Ehrenb. Unresolved L WCSP (in review)
Mammillaria diguetii (F.A.C.Weber) D.R.Hunt Unresolved L WCSP (in review)
Mammillaria dioica K. Brandegee Accepted M TRO
Mammillaria dioica subsp. angelensis (R.T. Craig bis) D.R. Hunt Accepted L TRO
Mammillaria dioica subsp. dioica Accepted L TRO
Mammillaria dioica subsp. estebanensis (G.E. Linds.) D.R. Hunt Accepted L TRO
Mammillaria dioica var. incerta (Parish) Munz Synonym L TRO
Mammillaria dioica var. insularis K. Brandegee Synonym L TRO
Mammillaria dioica f. phitauiana (E.M. Baxter) Neutel. Synonym L TRO
Mammillaria dioica f. verhaertiana (Boed.) Neutel. Accepted L TRO
Mammillaria disciformis DC. Synonym M TRO
Mammillaria discolor Haw. Accepted M TRO
Mammillaria discolor var. aciculata (Otto ex Pfeiff.) Salm-Dyck Synonym L TRO
Mammillaria discolor var. albida (Haage ex Pfeiff.) Salm-Dyck Accepted L TRO
Mammillaria discolor var. curvispina (Otto) Salm-Dyck Synonym L TRO
Mammillaria discolor subsp. discolor Accepted L TRO
Mammillaria discolor subsp. esperanzaensis (Boed.) D.R. Hunt Synonym L TRO
Mammillaria discolor var. nitens (Otto ex Linke) Salm-Dyck Accepted L TRO
Mammillaria discolor subsp. ochoterenae (Bravo) U. Guzmán Accepted L TRO
Mammillaria discolor var. ochoterenae (Bravo) Repp. Synonym L TRO
Mammillaria discolor subsp. schmollii (Bravo) Linzen Accepted L TRO
Mammillaria discolor var. schmollii (Bravo) Repp. Synonym L TRO
Mammillaria divaricata Dieter. Synonym L TRO
Mammillaria divergens DC. Synonym L TRO
Mammillaria dixanthocentron Backeb. Accepted M TRO
Mammillaria dixanthocentron subsp. dixanthocentron Accepted L TRO
Mammillaria dixanthocentron subsp. flavicentra (Backeb.) U. Guzmán Accepted L TRO
Mammillaria dixanthocentron var. flavicentra (Backeb.) Repp. Synonym L TRO
Mammillaria dixanthocentron var. rubrispina R. Wolf Synonym L TRO
Mammillaria dodsonii Bravo Synonym M TRO
Mammillaria dolichacantha Lem. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria dolichocentra Lem. Synonym M TRO
Mammillaria donatii Berge ex K. Schum. Synonym M TRO
Mammillaria droegeana (K.Schum.) Borg Unresolved L WCSP (in review)
Mammillaria dumetorum J.A. Purpus Synonym M TRO
Mammillaria duoformis R.T. Craig & E.Y. Dawson Accepted M TRO
Mammillaria durangensis Runge ex K. Schum. Synonym M TRO
Mammillaria durangicola Repp. Synonym M TRO
Mammillaria durispina Boed. Synonym M TRO
Mammillaria duwei Rogoz. & Appenz. Accepted M TRO
Mammillaria dyckiana Zucc. ex Pfeiff. Synonym M TRO
Mammillaria ebenacantha Shurly Unresolved L WCSP (in review)
Mammillaria eborina Ehrenb. Synonym L TRO
Mammillaria eburnea Miq. Unresolved L WCSP (in review)
Mammillaria echinaria DC. Synonym M TRO
Mammillaria echinata DC. Unresolved L WCSP (in review)
Mammillaria echinocactoides Pfeiff. Synonym L TRO
Mammillaria echinoidea Quehl Synonym M TRO
Mammillaria echinoides Quehl Unresolved L WCSP (in review)
Mammillaria echinops Scheidw. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria echinus Engelm. Synonym L TRO
Mammillaria egregia Backeb. ex Rogoz. & Appenz. Synonym M TRO
Mammillaria ehrenbergii Pfeiff. Synonym L TRO
Mammillaria eichlamii Quehl Synonym M TRO
Mammillaria ekmanii Werderm. Unresolved L WCSP (in review)
Mammillaria elegans DC. Synonym M TRO
Mammillaria elegans var. meissneri (Ehrenb.) Hofmann Synonym L TRO
Mammillaria elegans var. schmollii R.T. Craig bis Synonym L TRO
Mammillaria elephantidens Lem. Synonym M TRO
Mammillaria elongata (Salm-Dyck) Hemsl. Synonym M TRO
Mammillaria elongata DC. Accepted M TRO
Mammillaria elongata subsp. echinaria (DC.) D.R. Hunt Accepted L TRO
Mammillaria elongata subsp. elongata Accepted L TRO
Mammillaria emskoetteriana Quehl Synonym L TRO
Mammillaria emundtsiana C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria engelmannii Cory Synonym L TRO
Mammillaria enneacantha Otto ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria erecta Lem. Synonym M TRO
Mammillaria erectacantha Foerster Synonym M TRO
Mammillaria erectohamata Boed. Unresolved L WCSP (in review)
Mammillaria eriacantha Link & Otto ex Pfeiff. Accepted M TRO
Mammillaria eriantha Pfeiff. Unresolved L WCSP (in review)
Mammillaria erinacea H. Wendl. Synonym M TRO
Mammillaria ernestii Fittkau Synonym M TRO
Mammillaria erythra Repp. Unresolved L WCSP (in review)
Mammillaria erythrocalix Buchenau Unresolved L WCSP (in review)
Mammillaria erythrosperma Boed. Accepted M TRO
Mammillaria eschanzieri (Coult.) R.T.Craig Unresolved L WCSP (in review)
Mammillaria eschauzieri (J.M. Coult.) R.T. Craig Synonym M TRO
Mammillaria eschauzieri (J.M. Coult.) R.T. Craig bis Synonym M TRO
Mammillaria escobaria Cory Unresolved L WCSP (in review)
Mammillaria esperanzaensis Boed. Synonym M TRO
Mammillaria esseriana Boed. Synonym M TRO
Mammillaria estanzuelensis H. Möller ex A. Berger Synonym M TRO
Mammillaria estebanensis G.E. Linds. Synonym M TRO
Mammillaria euacantha Backeb. Unresolved L WCSP (in review)
Mammillaria euchlora Ehrenb. Synonym M TRO
Mammillaria eugenia Salm-Dyck Unresolved L WCSP (in review)
Mammillaria evanescens C.F.Först. Unresolved L WCSP (in review)
Mammillaria evermanniana (Britton & Rose) Orcutt Accepted M TRO
Mammillaria eximia Ehrenb. Synonym L TRO
Mammillaria exsudans Zucc. Synonym M TRO
Mammillaria falcata C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria falsicrucigera Backeb. Unresolved L WCSP (in review)
Mammillaria farinosa Fennel Unresolved L WCSP (in review)
Mammillaria fasciculata Engelm. ex S. Watson Synonym M TRO
Mammillaria felicis Schreier ex W. Haage Synonym M TRO
Mammillaria felipensis Repp. Unresolved L WCSP (in review)
Mammillaria fellneri Ehrenb. Synonym L TRO
Mammillaria fennelii Hopffer Unresolved L WCSP (in review)
Mammillaria fera-rubra Schmoll ex R.T. Craig Synonym M TRO
Mammillaria fertilis Hildm. ex K. Schum. Synonym M TRO
Mammillaria fischeri Pfeiff. Synonym M TRO
Mammillaria fissurata Engelm. Synonym M TRO
Mammillaria fittkaui Glass & R.C. Foster Accepted M TRO
Mammillaria fittkaui subsp. limonensis (Repp.) Lüthy Accepted L TRO
Mammillaria flava Otto & A.Dietr. Unresolved L WCSP (in review)
Mammillaria flavescens (DC.) DC. Synonym L TRO
Mammillaria flavescens (DC.) Pfeiff. Accepted L TRO
Mammillaria flavescens var. nivosa (Link ex Pfeiff.) Backeb. Accepted L TRO
Mammillaria flavicentra Backeb. Synonym M TRO
Mammillaria flaviceps Scheidw. ex Labour. Unresolved L WCSP (in review)
Mammillaria flavicoma C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria flavihamata Backeb. Unresolved L WCSP (in review)
Mammillaria flavovirens Salm-Dyck Synonym M TRO
Mammillaria floccigera Otto ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria floresii Fritz Schwarz Unresolved L WCSP (in review)
Mammillaria floribunda Hook Synonym L TRO
Mammillaria fobeana Boed. Unresolved L WCSP (in review)
Mammillaria foersteri Muehlenpf. Synonym L TRO
Mammillaria fordii Orcutt Synonym M TRO
Mammillaria formosa Galeotti ex Scheidw. Accepted M TRO
Mammillaria formosa subsp. chionocephala (J.A. Purpus) D.R. Hunt Synonym L TRO
Mammillaria formosa subsp. microthele (Muehlenpf.) D.R. Hunt Accepted L TRO
Mammillaria formosa subsp. pseudocrucigera (R.T. Craig) D.R. Hunt Synonym L TRO
Mammillaria fortispina Shurly Unresolved L WCSP (in review)
Mammillaria foveolata Muehlenpf. Synonym L TRO
Mammillaria fragilis Salm-Dyck Synonym M TRO
Mammillaria fraileana (Britton & Rose) Boed. Synonym M TRO
Mammillaria freudenbergeri Repp. Unresolved L WCSP (in review)
Mammillaria freudenbergii Repp. Unresolved L WCSP (in review)
Mammillaria fuauxiana Backeb. Unresolved L WCSP (in review)
Mammillaria fuliginosa Salm-Dyck Synonym M WCSP (in review)
Mammillaria fulvispina Haw. Synonym M TRO
Mammillaria funckii Scheidw. Synonym L TRO
Mammillaria furfuracea Watson Synonym M TRO
Mammillaria fuscata Pfeiff. Synonym M TRO
Mammillaria fuscohamata Backeb. ex Repp. Synonym M TRO
Mammillaria gabbii Engelm. ex J.M. Coult. Synonym L TRO
Mammillaria × gajii Chvastek & Halda Unresolved L WCSP (in review)
Mammillaria galeottii Scheidw. Synonym M TRO
Mammillaria garessii Cowper Synonym M TRO
Mammillaria gasseriana Boed. Synonym M TRO
Mammillaria gasterantha Repp. Unresolved L WCSP (in review)
Mammillaria gatesii M.E. Jones Synonym M TRO
Mammillaria gaumeri (Britton & Rose) Orcutt Accepted M TRO
Mammillaria geberweileriana Haage Unresolved L TRO
Mammillaria gebweileriana J.N.Haage ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria geminata Scheidw. Synonym L TRO
Mammillaria geminispina Haw. Accepted M TRO
Mammillaria geminispina subsp. geminispina Accepted L TRO
Mammillaria geminispina subsp. leucocentra (O. Berg) D.R. Hunt Accepted L TRO
Mammillaria gibbosa Salm-Dyck Synonym L TRO
Mammillaria gigantea Hildm. ex K. Schum. Accepted M TRO
Mammillaria gigantothele C.F.Först. Unresolved L WCSP (in review)
Mammillaria giselae Mart.-Aval. & Glass Synonym M TRO
Mammillaria glabrata Salm-Dyck Synonym L TRO
Mammillaria gladiata Mart. Synonym M TRO
Mammillaria gladiispina Boed. Synonym M TRO
Mammillaria glanduligera Otto & A. Dietr. Synonym M TRO
Mammillaria glareosa Boed. Synonym M TRO
Mammillaria glassii R.A. Foster Accepted M TRO
Mammillaria glassii subsp. ascensionis (Repp.) D.R. Hunt Accepted L TRO
Mammillaria glassii var. ascensionis (Repp.) Glass & R.A. Foster Synonym L TRO
Mammillaria glassii subsp. nominis-dulcis (A.B. Lau) U. Guzmán Accepted L TRO
Mammillaria glassii var. nominis-dulcis A.B. Lau Synonym L TRO
Mammillaria glassii subsp. siberiensis (A.B. Lau) U. Guzmán Accepted L TRO
Mammillaria glassii var. siberiensis A.B. Lau Synonym L TRO
Mammillaria glauca A. Dietr. ex Linke Synonym L TRO
Mammillaria globosa Linke Unresolved L WCSP (in review)
Mammillaria glochidiata Mart. Accepted M WCSP (in review)
Mammillaria glomerata DC. Unresolved L WCSP (in review)
Mammillaria goldii Glass & R.A. Foster Synonym M TRO
Mammillaria golziana Haage Unresolved L TRO
Mammillaria goodrichii Engelm. Synonym M TRO
Mammillaria goodrichii var. rectispina E.Y. Dawson Synonym L TRO
Mammillaria goodridgii Scheer Accepted M TRO
Mammillaria goodridgii var. rectispina Dawson Synonym L TRO
Mammillaria gracilis Pfeiff. Accepted M TRO
Mammillaria gracilis var. pulchella Salm-Dyck Synonym L TRO
Mammillaria graessneriana Boed. Synonym M TRO
Mammillaria grahamii Engelm. Accepted M TRO
Mammillaria grahamii var. oliviae (Orcutt) L.D. Benson Synonym L TRO
Mammillaria grandicornis Muehlenpf. Synonym L TRO
Mammillaria grandiflora Otto ex Pfeiff. Synonym M TRO
Mammillaria grandis Hitchen ex J.Forbes Unresolved L WCSP (in review)
Mammillaria granulata Meinsh. Synonym L TRO
Mammillaria greggii (Engelm.) Saff. Synonym M TRO
Mammillaria grisea Salm-Dyck Synonym L TRO
Mammillaria grusonii Runge Accepted M TRO
Mammillaria guanajuatensis Rudge ex K.Schum. Unresolved L WCSP (in review)
Mammillaria gueldemanniana Backeb. Unresolved L WCSP (in review)
Mammillaria guelzowiana Werderm. Accepted M TRO
Mammillaria guerkeana Boed. Synonym M TRO
Mammillaria guerreronis (Bravo) Boed. Accepted M TRO
Mammillaria guiengolensis Bravo & T.MacDoug. Unresolved L WCSP (in review)
Mammillaria guillauminiana Backeb. Accepted M WCSP (in review)
Mammillaria guilleminiana Lem. Synonym M TRO
Mammillaria guirocobensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria gummifera Engelm. Synonym M TRO
Mammillaria gummifera var. applanata (Engelm.) L.D. Benson Synonym L TRO
Mammillaria gummifera var. hemisphaerica (Engelm.) L.D. Benson Synonym L TRO
Mammillaria gummifera var. macdougalii (Rose) L.D. Benson Synonym L TRO
Mammillaria gummifera var. meiacantha (Engelm.) L.D. Benson Synonym L TRO
Mammillaria haageana Pfeiff. Accepted M TRO
Mammillaria haageana subsp. acultzingensis (T. Linzen et al.) D.R. Hunt Accepted L TRO
Mammillaria haageana var. collina (J.A. Purpus) T. Linzen et al Synonym L TRO
Mammillaria haageana subsp. conspicua (J.A. Purpus) D.R. Hunt Accepted L TRO
Mammillaria haageana subsp. elegans D.R. Hunt Accepted L TRO
Mammillaria haageana subsp. haageana Accepted L TRO
Mammillaria haageana subsp. meissneri (Ehrenb.) U. Guzmán Accepted L TRO
Mammillaria haageana subsp. san-angelensis (Sánchez-Mej.) D.R. Hunt Accepted L TRO
Mammillaria haageana subsp. schmollii (Werderm.) D.R. Hunt Synonym L TRO
Mammillaria haageana var. schmollii (R.T. Craig bis) D.R. Hunt Synonym L TRO
Mammillaria haageana subsp. vaupelii (Tiegel) U. Guzmán Accepted L TRO
Mammillaria haasii J. Meyrán Synonym M TRO
Mammillaria haehneliana Boed. Unresolved L WCSP (in review)
Mammillaria haematactina Ehrenb. Synonym L TRO
Mammillaria hahniana Werderm. Accepted M TRO
Mammillaria hahniana subsp. bravoae (R.T. Craig) D.R. Hunt Accepted L TRO
Mammillaria hahniana subsp. mendeliana (Bravo) D.R. Hunt Accepted L TRO
Mammillaria hahniana subsp. woodsii (R.T. Craig) D.R. Hunt Accepted L TRO
Mammillaria halbingeri Boed. Unresolved L WCSP (in review)
Mammillaria halei Brandegee Synonym L TRO
Mammillaria halhingeri Boed. Unresolved L TRO
Mammillaria hamata Lehm. Accepted M TRO
Mammillaria hamiltonhoytiae (Bravo) Werderm. Unresolved L WCSP (in review)
Mammillaria hamuligera Boed. Unresolved L WCSP (in review)
Mammillaria haselaffii Ehrenb. Unresolved L WCSP (in review)
Mammillaria hasseloffii Ehrenb. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria hastifera Krainz & A.Keller Unresolved L WCSP (in review)
Mammillaria haudeana A.B. Lau & K. Wagner Synonym M TRO
Mammillaria haynii Ehrenb. Unresolved L WCSP (in review)
Mammillaria heeseana McDowell Unresolved L WCSP (in review)
Mammillaria heidiae Krainz Accepted M TRO
Mammillaria heinei Ehrenb. Synonym L TRO
Mammillaria helicteres DC. Unresolved L WCSP (in review)
Mammillaria hemisphaerica Engelm. Synonym M TRO
Mammillaria hennisii Boed. Synonym L WCSP (in review)
Mammillaria hepatica Ehrenb. Unresolved L WCSP (in review)
Mammillaria hernandezii Glass & R.C. Foster Accepted M TRO
Mammillaria herrerae Werderm. Accepted M TRO
Mammillaria herrerae var. albiflora Werderm. Unresolved L WCSP (in review)
Mammillaria herrmannii Ehrenb. Unresolved L WCSP (in review)
Mammillaria hertrichiana R.T. Craig Accepted M TRO
Mammillaria heteracantha Mart. ex Pfeiff. Unresolved L WCSP (in review)
Mammillaria heteracentra Otto ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria heteromorpha Scheer Synonym L TRO
Mammillaria hexacantha Salm-Dyck Synonym M TRO
Mammillaria hexacentra Otto ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria heyderi Muehlenpf. Accepted M TRO
Mammillaria heyderi var. applanata (Engelm.) Engelm. Synonym L TRO
Mammillaria heyderi var. bullingtoniana Castetter, P. Pierce & K.H. Schwer. Synonym L TRO
Mammillaria heyderi subsp. gaumeri (Britton & Rose) D.R. Hunt Synonym L TRO
Mammillaria heyderi subsp. gummifera (Engelm.) D.R. Hunt Accepted L TRO
Mammillaria heyderi subsp. hemisphaerica (Engelm.) D.R. Hunt Accepted L TRO
Mammillaria heyderi var. hemisphaerica Engelm. Synonym L TRO
Mammillaria heyderi subsp. heyderi Accepted L TRO
Mammillaria heyderi subsp. macdougalii (Rose) D.R. Hunt Accepted L TRO
Mammillaria heyderi var. macdougalii (Rose) L.D. Benson Synonym L TRO
Mammillaria heyderi subsp. meiacantha (Engelm.) D.R. Hunt Accepted L TRO
Mammillaria heyderi var. meiacantha (Engelm.) L.D. Benson Synonym L TRO
Mammillaria hidalgensis Purpus Synonym M TRO
Mammillaria hirschtiana F.Haage Unresolved L WCSP (in review)
Mammillaria hirsuta Boed. Synonym M TRO
Mammillaria hirsuta var. grandis Repp. Synonym L TRO
Mammillaria hoffmannseggii Hoffmanns. Unresolved L WCSP (in review)
Mammillaria hoolii Linds. Unresolved L TRO
Mammillaria hopferiana Linke Unresolved L WCSP (in review)
Mammillaria horripila Lem. Synonym M TRO
Mammillaria huajuapensis Bravo Synonym M TRO
Mammillaria hubertmulleri Repp. Unresolved L WCSP (in review)
Mammillaria huiguerensis Repp. Unresolved L WCSP (in review)
Mammillaria huitzilopochtli D.R. Hunt Accepted M TRO
Mammillaria huitzilopochtli var. niduliformis A.B. Lau Synonym L TRO
Mammillaria huitzilopochtli subsp. niduliformis (A.B. Lau) Pilbeam Accepted L TRO
Mammillaria humboldtii Ehrenb. Accepted M TRO
Mammillaria humilior C.F.Först. ex K.Schum. Unresolved L WCSP (in review)
Mammillaria hutchisoniana (H.E. Gates) Boed. Accepted M TRO
Mammillaria hutchisoniana var. bullardiana (H.E. Gates) Repp. Synonym L TRO
Mammillaria hutchisoniana subsp. hutchisoniana Accepted L TRO
Mammillaria hutchisoniana subsp. louisae (G.E. Linds.) D.R. Hunt Accepted L TRO
Mammillaria hyatricina Lawr. Unresolved L WCSP (in review)
Mammillaria hybrida Pfeiff. Unresolved L WCSP (in review)
Mammillaria hystrix Mart. Synonym L TRO
Mammillaria icamolensis Boed. Unresolved L WCSP (in review)
Mammillaria ignota Repp. Synonym M TRO
Mammillaria igualensis Repp. Unresolved L WCSP (in review)
Mammillaria imbricata Wegener Unresolved L WCSP (in review)
Mammillaria implexicoma Lem. Synonym M TRO
Mammillaria inaiae Craig Synonym M TRO
Mammillaria incerta Parish Synonym M TRO
Mammillaria inclinis Lem. Synonym M TRO
Mammillaria inconspicua Scheidw. Unresolved L WCSP (in review)
Mammillaria incurva Scheidw. Synonym L TRO
Mammillaria infernillensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria ingens Backeb. Unresolved L WCSP (in review)
Mammillaria insularis H.E. Gates Accepted M TRO
Mammillaria intertexta DC. Synonym L TRO
Mammillaria intricata Otto ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria irregularis DC. Synonym L TRO
Mammillaria isabellina Ehrenb. Synonym L TRO
Mammillaria isotensis Repp. Unresolved L WCSP (in review)
Mammillaria jalappensis Pfeiff. Unresolved L WCSP (in review)
Mammillaria jaliscana (Britton & Rose) Boed. Accepted M TRO
Mammillaria jaliscana subsp. zacatecasensis (Shurly) D.R. Hunt Synonym L TRO
Mammillaria johnstonii (Britton & Rose) Orcutt Accepted M TRO
Mammillaria joossensiana Quehl Unresolved L WCSP (in review)
Mammillaria jozef-bergeri Wojn. & Prajer Synonym M TRO
Mammillaria jucunda Ehrenb. Synonym L TRO
Mammillaria karstenii Poselg. Unresolved L WCSP (in review)
Mammillaria karwinskiana Mart. Accepted M TRO
Mammillaria karwinskiana subsp. beiselii (Diers) D.R. Hunt Accepted L TRO
Mammillaria karwinskiana subsp. collinsii (Britton & Rose) D.R. Hunt Synonym L TRO
Mammillaria karwinskiana subsp. karwinskiana Accepted L TRO
Mammillaria karwinskiana subsp. nejapensis (R.T. Craig & E.Y. Dawson) D.R. Hunt Accepted L TRO
Mammillaria karwinskii Lawr. Unresolved L WCSP (in review)
Mammillaria kelleriana Schmoll Unresolved L WCSP (in review)
Mammillaria kewensis Salm-Dyck Synonym M TRO
Mammillaria kleinii Regel Synonym L TRO
Mammillaria kleiniorum Appenz. Unresolved L WCSP (in review)
Mammillaria kleinschmidtiana Zeiss. Unresolved L WCSP (in review)
Mammillaria klissingiana Boed. Accepted M TRO
Mammillaria klugii Ehrenb. Synonym L TRO
Mammillaria knebeliana Boed. Unresolved L WCSP (in review)
Mammillaria knipelliana Quehl Unresolved L WCSP (in review)
Mammillaria knippeliana Quehl Accepted M TRO
Mammillaria kraehenbuehlii (Krainz) Krainz Accepted M TRO
Mammillaria krameri Muehlenpf. Synonym L TRO
Mammillaria krasuckae Repp. Unresolved L WCSP (in review)
Mammillaria krauseana K.Schum. Unresolved L WCSP (in review)
Mammillaria kuentziana P.Fearn & B.Fearn Unresolved L WCSP (in review)
Mammillaria kunthii Ehrenb. Synonym M TRO
Mammillaria kunzeana Boed. & Quehl Synonym M TRO
Mammillaria kupcakii Halda & Sladk. Unresolved L WCSP (in review)
Mammillaria lactescens Meinsh. Synonym L TRO
Mammillaria laeta Meinsh. ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria lamprochaeta Jacobi Unresolved L WCSP (in review)
Mammillaria lanata Orcutt Accepted L TRO
Mammillaria laneusumma R.T.Craig Unresolved L WCSP (in review)
Mammillaria lanifera Haw. Synonym L TRO
Mammillaria lanigera Repp. Unresolved L WCSP (in review)
Mammillaria lasiacantha Engelm. Accepted M TRO
Mammillaria lasiacantha var. denudata Engelm. Synonym L TRO
Mammillaria lasiacantha subsp. egregia (Backeb. ex Rogoz. & Appenz.) D.R. Hunt Accepted L TRO
Mammillaria lasiacantha subsp. hyalina D.R. Hunt Accepted L TRO
Mammillaria lasiacantha subsp. lasiacantha Accepted L TRO
Mammillaria lasiacantha subsp. magallanii (Schmoll ex R.T. Craig) D.R. Hunt Synonym L TRO
Mammillaria lassonneriei Rebut ex K.Schum. Unresolved L WCSP (in review)
Mammillaria latimamma DC. Synonym L TRO
Mammillaria latispina (Haw.) Tate Unresolved L WCSP (in review)
Mammillaria laui D.R. Hunt Accepted M TRO
Mammillaria laui f. dasyacantha D.R. Hunt Synonym L TRO
Mammillaria laui subsp. dasyacantha (D.R. Hunt) D.R. Hunt Accepted L TRO
Mammillaria laui f. subducta D.R. Hunt Synonym L TRO
Mammillaria laui subsp. subducta (D.R. Hunt) D.R. Hunt Accepted L TRO
Mammillaria lehmannii Otto Synonym M TRO
Mammillaria leidiae Krainz Unresolved L WCSP (in review)
Mammillaria lengdobleriana Boed. Unresolved L WCSP (in review)
Mammillaria lenta K. Brandegee Accepted M TRO
Mammillaria leona Poselger Synonym M TRO
Mammillaria leptacantha (A.B.Lau) Repp. Unresolved L WCSP (in review)
Mammillaria lesaunieri Rebut ex K.Schum. Unresolved L WCSP (in review)
Mammillaria leucacantha DC. Unresolved L WCSP (in review)
Mammillaria leucantha Boed. Synonym M TRO
Mammillaria leucocarpa Scheidw. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria leucocentra O. Berg Synonym M TRO
Mammillaria leucocephala Pfeiff. Unresolved L WCSP (in review)
Mammillaria leucocephala Schmoll ex Backeb. Unresolved L WCSP (in review)
Mammillaria leucodasys Salm-Dyck ex Scheer Unresolved L WCSP (in review)
Mammillaria leucodictia Link Synonym L TRO
Mammillaria leucotricha Scheidw. Synonym L TRO
Mammillaria lewinii (Henn.) H.Karst. Unresolved L WCSP (in review)
Mammillaria lewisiana H.E. Gates Synonym M TRO
Mammillaria limonensis Repp. Synonym M TRO
Mammillaria linaresensis R. Wolf & F. Wolf Synonym M TRO
Mammillaria lindheimeri Engelm. ex Hemsl. Unresolved L WCSP (in review)
Mammillaria lindsayi R.T. Craig Accepted M TRO
Mammillaria lindsayi var. cobrensis Repp. Synonym L TRO
Mammillaria lindsayi var. rubriflora Hils. Synonym L TRO
Mammillaria linkeana Ehrenb. Synonym L TRO
Mammillaria littoralis K. Brandegee Synonym M TRO
Mammillaria livida Fennel in Otto & A. Dietr. Synonym L TRO
Mammillaria lloydii (Britton & Rose) Orcutt Accepted M TRO
Mammillaria longicoma (Britton & Rose) A. Berger Accepted M TRO
Mammillaria longiflora (Britton & Rose) A. Berger Accepted M TRO
Mammillaria longiflora subsp. longiflora Accepted L TRO
Mammillaria longiflora subsp. stampferi (Repp.) D.R. Hunt Accepted L TRO
Mammillaria longiflora f. stampferi (Repp.) D.R. Hunt Synonym L TRO
Mammillaria longihamata Engelm. Unresolved L TRO
Mammillaria longimamma DC. Accepted M TRO
Mammillaria longimamma var. sphaerica (A. Dietr.) L.D. Benson Synonym L TRO
Mammillaria longiseta Muehlenpf. Synonym L TRO
Mammillaria longispina Rchb. ex Terscheck Unresolved L WCSP (in review)
Mammillaria loricata Mart. ex Pfeiff. Synonym L TRO
Mammillaria louisae G.E. Linds. Synonym M TRO
Mammillaria ludwigii Ehrenb. Synonym L TRO
Mammillaria luethyi G.S. Hinton Accepted M TRO
Mammillaria lutescens J.Forbes Unresolved L WCSP (in review)
Mammillaria luthieniae Laferr. Unresolved L WCSP (in review)
Mammillaria macdougalii Rose Synonym M TRO
Mammillaria macdowellii K.Schum. Unresolved L WCSP (in review)
Mammillaria machucae W.A.Fitz Maur. & B.Fitz Maur. Unresolved L WCSP (in review)
Mammillaria macracantha DC. Synonym M TRO
Mammillaria macrantha Salm-Dyck ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria macromeris Engelm. Synonym M TRO
Mammillaria macrothele Mart. Synonym M TRO
Mammillaria maelenii Salm-Dyck Unresolved L WCSP (in review)
Mammillaria magallanii Schmoll ex R.T. Craig Accepted M TRO
Mammillaria magneticola J. Meyrán Synonym M TRO
Mammillaria magnifica F.G. Buchenau Accepted M TRO
Mammillaria magnimamma Haw. Accepted M TRO
Mammillaria magnimamma var. arietina (Lem.) Salm-Dyck Accepted L TRO
Mammillaria mainiae K. Brandegee Accepted M TRO
Mammillaria maletiana Cels Unresolved L WCSP (in review)
Mammillaria mamillaria Scheeren Unresolved L TRO
Mammillaria mammillaris (L.) H.Karst. Accepted M WCSP (in review)
Mammillaria manana W.A.Fitz Maur. & B.Fitz Maur. Unresolved L WCSP (in review)
Mammillaria marcosii Fitz Maurice, B. Fitz Maurice & Glass Synonym M TRO
Mammillaria maritima (G.E. Linds.) D.R. Hunt Synonym L TRO
Mammillaria marksiana Krainz Accepted M TRO
Mammillaria marnieriana Backeb. Unresolved L WCSP (in review)
Mammillaria marshalliana (H.E.Gates) Boed. Unresolved L WCSP (in review)
Mammillaria martiana Pfeiff. Synonym L TRO
Mammillaria martinezii Backeb. Unresolved L WCSP (in review)
Mammillaria maschalacantha Monv. Synonym L TRO
Mammillaria mathildae Kraehenb. & Krainz Accepted M TRO
Mammillaria matudae Bravo Accepted M TRO
Mammillaria mayensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria mazatlanensis K. Schum. Accepted M TRO
Mammillaria mazatlanensis subsp. mazatlanensis Accepted L TRO
Mammillaria mazatlanensis var. monocentra Craig Synonym L TRO
Mammillaria mazatlanensis subsp. patonii (Bravo) D.R. Hunt Accepted L TRO
Mammillaria megacantha Salm-Dyck Synonym L TRO
Mammillaria meiacantha Engelm. Synonym M TRO
Mammillaria meissneri Ehrenb. Synonym M TRO
Mammillaria melaleuca Karw. ex Salm-Dyck Accepted M TRO
Mammillaria melanacantha C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria melanocentra Poselger Accepted M TRO
Mammillaria melanocentra subsp. linaresensis (R. Wolf & F. Wolf) D.R. Hunt Accepted L TRO
Mammillaria melanocentra subsp. melanocentra Accepted L TRO
Mammillaria melanocentra subsp. rubrograndis (Repp. & A.B. Lau) D.R. Hunt Accepted L TRO
Mammillaria melilotiae Laferr. Unresolved L WCSP (in review)
Mammillaria melispina Werderm. Unresolved L WCSP (in review)
Mammillaria mendeliana (Bravo) Werderm. Unresolved L WCSP (in review)
Mammillaria mercadensis Patoni Accepted M TRO
Mammillaria mercadensis var. guillauminiana (Backeb.) Repp. Synonym L TRO
Mammillaria meridiorosei Castetter, P. Pierce & K.H. Schwer. Synonym M TRO
Mammillaria mexicensis R.T. Craig bis Synonym M TRO
Mammillaria meyranii Bravo Accepted M TRO
Mammillaria micans A. Dietr. Synonym L TRO
Mammillaria micracantha Miq. Synonym L TRO
Mammillaria micrantha C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria microcarpa Engelm. Synonym M TRO
Mammillaria microcarpa var. auricarpa W.T. Marshall Synonym L TRO
Mammillaria microcarpa subsp. grahamii (Engelm.) Mottram Synonym L TRO
Mammillaria microceras Lem. Synonym L TRO
Mammillaria microhelia Werderm. Accepted M TRO
Mammillaria microheliopsis Werderm. Synonym M TRO
Mammillaria micromeris Engelm. Synonym M TRO
Mammillaria micromeris var. greggii Engelm. Synonym L TRO
Mammillaria micromeris var. unguispina Boed. Unresolved L WCSP (in review)
Mammillaria microthele Muehlenpf. Synonym M TRO
Mammillaria miegiana W. Earle Accepted M TRO
Mammillaria mieheana Tiegel Accepted M TRO
Mammillaria milleri (Britton & Rose) Boed. Synonym M TRO
Mammillaria milleri f. oliviae (Orcutt) Neutel. Unresolved L TRO
Mammillaria minima Rchb. Synonym L TRO
Mammillaria miqueliana Pfeiff. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria mirabilis Ehrenb. Synonym L TRO
Mammillaria missouriensis Sweet Synonym M TRO
Mammillaria missouriensis var. caespitosa (Engelm.) S. Watson Unresolved L TRO
Mammillaria missouriensis var. robustior (Engelm.) S. Watson Synonym L TRO
Mammillaria mitis Mill. Synonym L TRO
Mammillaria mitlensis Bravo Synonym M TRO
Mammillaria moeller-valdeziana Appenz. Synonym M TRO
Mammillaria moelleriana Boed. Accepted M TRO
Mammillaria mollendorffiana Shurly Synonym M TRO
Mammillaria mollihamata Shurly Unresolved L WCSP (in review)
Mammillaria monancistracantha Backeb. Unresolved L WCSP (in review)
Mammillaria monancistria A.Berger ex K.Schum. Unresolved L WCSP (in review)
Mammillaria monancistria Salm-Dyck Unresolved L WCSP (in review)
Mammillaria monocentra Jacobi Unresolved L WCSP (in review)
Mammillaria montensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria monticola Repp. Unresolved L WCSP (in review)
Mammillaria morganiana Tiegel Synonym M TRO
Mammillaria morricalii Cowper Synonym M TRO
Mammillaria movensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria mucronata Ehrenb. Synonym L TRO
Mammillaria muehlenpfordtii Foerster Synonym L TRO
Mammillaria multicentralis R.T.Craig Unresolved L WCSP (in review)
Mammillaria multiceps Salm-Dyck Synonym M TRO
Mammillaria multiceps var. elongata Meinsh. Synonym L TRO
Mammillaria multiceps var. grisea Meinsh. Synonym L TRO
Mammillaria multiceps var. humilis Meinsh. Synonym L TRO
Mammillaria multiceps var. perpusilla Meinsh. Synonym L TRO
Mammillaria multidigitata W.T. Marshall ex Linds. Accepted M TRO
Mammillaria multiformis (Britton & Rose) Backeb. Unresolved L WCSP (in review)
Mammillaria multihamata Boed. Accepted M TRO
Mammillaria multimamma F.M.Knuth Unresolved L WCSP (in review)
Mammillaria multiseta Ehrenb. Synonym M TRO
Mammillaria mundtii K. Schum. Synonym M TRO
Mammillaria mutabilis Scheidw. Synonym L TRO
Mammillaria mutica Salm-Dyck ex Hemsl. Unresolved L TRO
Mammillaria muultiradiata Mart. Unresolved L WCSP (in review)
Mammillaria mystax Mart. Accepted M TRO
Mammillaria nagliana Repp. Unresolved L WCSP (in review)
Mammillaria nana Backeb. Accepted M TRO
Mammillaria napina J.A. Purpus Accepted M TRO
Mammillaria nazasensis (Glass & R.A.Foster) Repp. Unresolved L WCSP (in review)
Mammillaria neglecta Salm-Dyck Unresolved L WCSP (in review)
Mammillaria nejapensis R.T. Craig & E.Y. Dawson Synonym M TRO
Mammillaria nellieae (Croizat) Croizat Synonym M TRO
Mammillaria nelsonii (Britton & Rose) Boed. Unresolved L WCSP (in review)
Mammillaria neobertrandiana Backeb. Unresolved L WCSP (in review)
Mammillaria neocoronaria F.M.Knuth Unresolved L WCSP (in review)
Mammillaria neocrucigera Backeb. Unresolved L WCSP (in review)
Mammillaria neomexicana A. Nelson ex Coult. & A. Nelson Synonym M TRO
Mammillaria neomystax Backeb. Unresolved L WCSP (in review)
Mammillaria neopalmeri R.T. Craig Accepted M TRO
Mammillaria neophaeacantha Fritz Schwarz Unresolved L WCSP (in review)
Mammillaria neopotosina R.T.Craig Unresolved L WCSP (in review)
Mammillaria neoschwarzeana Fritz Schwarz Unresolved L WCSP (in review)
Mammillaria neumanniana Lem. Synonym L TRO
Mammillaria neumannii Regel ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria nicholsonii auct. Unresolved L WCSP (in review)
Mammillaria nickelsiae K. Brandegee Synonym M TRO
Mammillaria nigra Ehrenb. Synonym L TRO
Mammillaria nigricans Fennel in Otto & A. Dietr. Synonym L TRO
Mammillaria nitens Otto ex Linke Synonym M TRO
Mammillaria nitida Scheidw. Synonym M TRO
Mammillaria nivea H. Wendl. Synonym M TRO
Mammillaria nivosa Link ex Pfeiff. Synonym M TRO
Mammillaria nobilis Pfeiff. Synonym M TRO
Mammillaria nolascana Radley Unresolved L WCSP (in review)
Mammillaria notesteinii Britton Synonym M TRO
Mammillaria noureddineana Repp. Unresolved L WCSP (in review)
Mammillaria nuda DC. Unresolved L WCSP (in review)
Mammillaria nunezii (Britton & Rose) Orcutt Accepted M TRO
Mammillaria nunezii subsp. bella (Backeb.) D.R. Hunt Accepted L TRO
Mammillaria nunezii subsp. nunezii Accepted L TRO
Mammillaria nuttallii Engelm. Unresolved L WCSP (in review)
Mammillaria nuttallii var. caespitosa Engelm. Synonym L TRO
Mammillaria nuttallii var. robustior (Engelm.) Engelm. & Bigelow Synonym L TRO
Mammillaria obconella Scheidw. Synonym M TRO
Mammillaria obliqua Ehrenb. Synonym L TRO
Mammillaria obscura Hildm. Synonym M TRO
Mammillaria obvallata Otto Synonym L TRO
Mammillaria ocamponis Ochot. Synonym M TRO
Mammillaria occidentalis Boed. Synonym M TRO
Mammillaria ochoterenae (Bravo) Werderm. ex Backeb. Synonym M TRO
Mammillaria ocotillensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria octacantha DC. Synonym M TRO
Mammillaria odehnalii Halda, Kupcák & Sladk. Unresolved L WCSP (in review)
Mammillaria odieriana Lem. Synonym L TRO
Mammillaria oettingenii Zeiss. Unresolved L WCSP (in review)
Mammillaria olivacea Pfeiff. Unresolved L WCSP (in review)
Mammillaria oliviae Orcutt Synonym M TRO
Mammillaria olorina Ehrenb. Synonym L TRO
Mammillaria oothele Lem. Synonym L TRO
Mammillaria orcuttii Boed. Accepted M TRO
Mammillaria orestera L.D. Benson Synonym M TRO
Mammillaria ortegae (Britton & Rose) Orcutt Accepted M TRO
Mammillaria ortiz-rubiana (Bravo) Werderm. ex Backeb. Synonym M TRO
Mammillaria oteroi Glass & R. Foster Accepted M TRO
Mammillaria ottonis Pfeiff. Synonym M TRO
Mammillaria ovimamma Lem. Synonym L TRO
Mammillaria pachycylindrica Backeb. Accepted M TRO
Mammillaria pachyrhiza Backeb. Synonym M TRO
Mammillaria pachytele Poselg. Unresolved L WCSP (in review)
Mammillaria pachythele Salm-Dyck Unresolved L WCSP (in review)
Mammillaria pacifica (H.E.Gates) Boed. Unresolved L WCSP (in review)
Mammillaria painteri Rose Synonym M TRO
Mammillaria pallescens Scheidw. Synonym L TRO
Mammillaria palmeri Jacobi Synonym M TRO
Mammillaria palmeri (J.M. Coult.) Jacobi Synonym L TRO
Mammillaria papasquiarensis (Bravo ex S.Arias Montes, U. Guzman Cruz & S. Gama Lopez) Repp. Synonym M TRO
Mammillaria papyracantha Engelm. Synonym M TRO
Mammillaria parensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria parkinsonii Ehrenb. Accepted M TRO
Mammillaria parmentieri Link & Otto Unresolved L WCSP (in review)
Mammillaria parrasensis Repp. Unresolved L WCSP (in review)
Mammillaria parvimamma Haw. Synonym L TRO
Mammillaria parvissima Karw. ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria patonii (Bravo) Werderm. Unresolved L WCSP (in review)
Mammillaria paulii Linzen Unresolved L WCSP (in review)
Mammillaria pazzani Stieber Synonym L TRO
Mammillaria peacockii C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria pectinata Engelm. Synonym L TRO
Mammillaria pectinifera F.A.C. Weber Accepted M TRO
Mammillaria pectinifera f. solisioides (Backeb.) Sánchez-Mej. Synonym L TRO
Mammillaria peninsularis (Britton & Rose) Orcutt Accepted M TRO
Mammillaria pennispinosa Krainz Accepted M TRO
Mammillaria pennispinosa subsp. brachytrichion (Lüthy) U. Guzmán Accepted L TRO
Mammillaria pennispinosa var. nazasensis Glass & R. Foster Synonym L TRO
Mammillaria pennispinosa subsp. nazasensis (Glass & R. Foster) D.R. Hunt Accepted L TRO
Mammillaria pennispinosa subsp. pennispinosa Accepted L TRO
Mammillaria pentacantha Pfeiff. Synonym M TRO
Mammillaria perbella Hildm. ex K. Schum. Accepted M TRO
Mammillaria perezdelarosae Bravo & Scheinvar Accepted M TRO
Mammillaria perezdelarosae subsp. perezdelarosae Accepted L TRO
Mammillaria perote Pfeiff. Unresolved L WCSP (in review)
Mammillaria perpusilla Meinsh. ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria perringii Hildm. ex K.Schum. Unresolved L WCSP (in review)
Mammillaria persicina Ehrenb. Synonym L TRO
Mammillaria pertinata Engelm. Unresolved L TRO
Mammillaria petrophila K. Brandegee Accepted M TRO
Mammillaria petrophila subsp. arida (Rose ex Quehl) D.R. Hunt Accepted L TRO
Mammillaria petrophila subsp. baxteriana (H.E. Gates) D.R. Hunt Accepted L TRO
Mammillaria petrophila subsp. petrophila Accepted L TRO
Mammillaria petterssonii Hildm. Accepted M TRO
Mammillaria pfeifferi Booth ex Scheidw. Unresolved L WCSP (in review)
Mammillaria pfeifferiana de Vriese Synonym L TRO
Mammillaria phaeacantha Lem. Synonym M TRO
Mammillaria phaeotricha Monv. ex Labour. Synonym L TRO
Mammillaria phantasma Sotom. Synonym M TRO
Mammillaria phellosperma Engelm. Synonym M TRO
Mammillaria phitauiana (E.M. Baxter) Werderm. Synonym M TRO
Mammillaria phymatothele A. Berger Synonym M TRO
Mammillaria picta Meinsh. Accepted M TRO
Mammillaria picta subsp. viereckii (Boed.) D.R. Hunt Accepted L TRO
Mammillaria picturata Labour. Unresolved L WCSP (in review)
Mammillaria pilcayensis Bravo Synonym M TRO
Mammillaria pilispina J.A. Purpus Accepted M TRO
Mammillaria pitcayensis Bravo Unresolved L WCSP (in review)
Mammillaria plaschnickii Otto Synonym L TRO
Mammillaria plecostigma Meinsh. Synonym L TRO
Mammillaria pleiocephala Regel & Klein Synonym L TRO
Mammillaria plinthimorpha Jacobi Unresolved L WCSP (in review)
Mammillaria plumosa F.A.C. Weber Accepted M TRO
Mammillaria polyacantha Ehrenb. Synonym M TRO
Mammillaria polyactina Ehrenb. Unresolved L WCSP (in review)
Mammillaria polycentra A. Berger Synonym L TRO
Mammillaria polycephala Muehlenpf. Synonym L TRO
Mammillaria polychlora Scheidw. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria polyedra Mart. Accepted M TRO
Mammillaria polygona Salm-Dyck Synonym M TRO
Mammillaria polymorpha Scheer ex Muehlenpf. Synonym L TRO
Mammillaria polythele Mart. Accepted M TRO
Mammillaria polythele var. aciculata (Otto ex Pfeiff.) Salm-Dyck Synonym L TRO
Mammillaria polythele subsp. durispina (Boed.) D.R. Hunt Accepted L TRO
Mammillaria polythele subsp. obconella (Scheidw.) D.R. Hunt Accepted L TRO
Mammillaria polythele subsp. polythele Accepted L TRO
Mammillaria polythele var. quadrispina (Mart.) Salm-Dyck Synonym L TRO
Mammillaria polythele var. setosa (Pfeiff.) Salm-Dyck Synonym L TRO
Mammillaria polytricha Salm-Dyck Synonym L TRO
Mammillaria pomacea Ehrenb. Synonym L TRO
Mammillaria pondii Greene Synonym M TRO
Mammillaria pondii subsp. maritima (G.E. Linds.) D.R. Hunt Synonym L TRO
Mammillaria pondii subsp. setispina (J.M. Coult.) D.R. Hunt Synonym L TRO
Mammillaria porphyracantha Jacobi Unresolved L WCSP (in review)
Mammillaria poselgeri Hildm. Synonym L TRO
Mammillaria poselgeriana J.N.Haage ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria posseltiana Boed. Unresolved L WCSP (in review)
Mammillaria potosiana Jacobi Synonym L TRO
Mammillaria pottsii Scheer ex Salm-Dyck Accepted M TRO
Mammillaria praelii Muehlenpf. Synonym M TRO
Mammillaria pretiosa Ehrenb. Synonym L TRO
Mammillaria priessnitzii Repp. Unresolved L WCSP (in review)
Mammillaria pringlei (J.M. Coult.) K. Brandegee Synonym L TRO
Mammillaria prismatica (Lem.) Hemsl. Synonym M TRO
Mammillaria procera Ehrenb. Synonym L TRO
Mammillaria prolifera (Mill.) Haw. Accepted M TRO
Mammillaria prolifera subsp. arachnoidea (D.R. Hunt) D.R. Hunt Accepted L TRO
Mammillaria prolifera var. arachnoidea D.R. Hunt Synonym L TRO
Mammillaria prolifera subsp. haitiensis (K. Schum.) D.R. Hunt Accepted L TRO
Mammillaria prolifera subsp. multiceps (Salm-Dyck) U. Guzmán Accepted L TRO
Mammillaria prolifera var. multiceps (Salm-Dyck) Borg Synonym L TRO
Mammillaria prolifera subsp. texana (Engelm.) D.R. Hunt Synonym L TRO
Mammillaria prolifera var. texana (Engelm.) Borg Synonym L TRO
Mammillaria prolifera subsp. zublerae (Repp.) D.R. Hunt Accepted L TRO
Mammillaria pruinosa Ehrenb. Unresolved L WCSP (in review)
Mammillaria psendofuscata Quehl Unresolved L WCSP (in review)
Mammillaria pseudoalamensis Backeb. Unresolved L WCSP (in review)
Mammillaria pseudocrucigera R.T. Craig Accepted M TRO
Mammillaria pseudofuscata Quehl Unresolved L WCSP (in review)
Mammillaria pseudomamillaris Salm-Dyck Unresolved L WCSP (in review)
Mammillaria pseudopectinata (Backeb.) H.P.Kelsey & Dayton Unresolved L WCSP (in review)
Mammillaria pseudoperbella Quehl Synonym M TRO
Mammillaria pseudorekoi (Rose) Boed. Unresolved L WCSP (in review)
Mammillaria pseudoscrippsiana Backeb. Synonym M TRO
Mammillaria pseudosimplex W.Haage & Backeb. Unresolved L WCSP (in review)
Mammillaria puberula Repp. Unresolved L WCSP (in review)
Mammillaria pubispina Boed. Unresolved L WCSP (in review)
Mammillaria pugionacantha Foerster Synonym L TRO
Mammillaria pulchella Salm-Dyck Synonym L TRO
Mammillaria pulcherrima Ehrenb. Synonym L TRO
Mammillaria pulchra Haw. Synonym M TRO
Mammillaria pullihamata Repp. Unresolved L WCSP (in review)
Mammillaria pullihamata Backeb. Unresolved L WCSP (in review)
Mammillaria pulvilligera Monv. ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria punctata Labour. ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria purpuracea S.Watson Unresolved L WCSP (in review)
Mammillaria purpurascens Ehrenb. Unresolved L WCSP (in review)
Mammillaria purpurea Ehrenb. Synonym L TRO
Mammillaria purpusii K.Schum. Unresolved L WCSP (in review)
Mammillaria pusilla DC. Synonym M TRO
Mammillaria pusilla var. haitiensis K. Schum. Synonym L TRO
Mammillaria pusilla var. texana Engelm. Synonym L TRO
Mammillaria pycnacantha Mart. Synonym L TRO
Mammillaria pygmaea Synonym L TRO
Mammillaria pyramidalis Link & Otto Unresolved L WCSP (in review)
Mammillaria pyrrhacantha Pfeiff. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria pyrrhocentra Salm-Dyck Unresolved L WCSP (in review)
Mammillaria pyrrhocephala Scheidw. Synonym M TRO
Mammillaria pyrrhochracantha Lem. Synonym M TRO
Mammillaria quadrata G.Don ex Loudon Unresolved L WCSP (in review)
Mammillaria quadrispina Mart. Synonym L TRO
Mammillaria queretarica R.T.Craig Unresolved L WCSP (in review)
Mammillaria radiaissima Linds. Synonym M TRO
Mammillaria radians DC. Synonym M TRO
Mammillaria radians var. echinus (Engelm.) K. Schum. Synonym L TRO
Mammillaria radians var. sulcata (Engelm.) K. Schum. Synonym L TRO
Mammillaria radicantissima Quehl Synonym M TRO
Mammillaria radiosa Engelm. Synonym M TRO
Mammillaria radiosa K. Schum. Synonym M TRO
Mammillaria radiosa var. alversonii (J.M. Coult.) K. Schum. Synonym L TRO
Mammillaria radiosa var. arizonica (Engelm.) K. Schum. Synonym L TRO
Mammillaria radiosa var. deserti (Engelm.) K. Schum. Synonym L TRO
Mammillaria radiosa var. vivipara (Nutt.) Schelle Synonym L TRO
Mammillaria radleana K.Schum. Unresolved L WCSP (in review)
Mammillaria radliana Quehl Unresolved L WCSP (in review)
Mammillaria radula Scheidw. ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria ramosissima Quehl Unresolved L WCSP (in review)
Mammillaria raphidacantha var. ancistracantha (Lem.) K. Schum. Synonym L TRO
Mammillaria rayonensis Repp. Synonym M TRO
Mammillaria rayonesensis Repp. Unresolved L WCSP (in review)
Mammillaria rectispina (E.Y. Dawson) Repp. Synonym M TRO
Mammillaria recurva Lehm. Synonym M TRO
Mammillaria recurvata Engelm. Synonym M TRO
Mammillaria recurvispina de Vriese Synonym L TRO
Mammillaria recurvispina Engelm. Synonym M TRO
Mammillaria regia Ehrenb. Synonym L TRO
Mammillaria rekoi Vaupel Accepted M TRO
Mammillaria rekoi subsp. aureispina (A.B. Lau) D.R. Hunt Accepted L TRO
Mammillaria rekoi var. aureispina A.B. Lau Synonym L TRO
Mammillaria rekoi var. leptacantha A.B. Lau Synonym L TRO
Mammillaria rekoi subsp. leptacantha (A.B. Lau) D.R. Hunt Accepted L TRO
Mammillaria rekoi subsp. rekoi Accepted L TRO
Mammillaria rekoiana R.T.Craig Unresolved L WCSP (in review)
Mammillaria reppenhagenii D.R. Hunt Synonym M TRO
Mammillaria rettigiana Boed. Accepted M TRO
Mammillaria retusa Pfeiff. Synonym M TRO
Mammillaria rhaphidacantha Lem. Synonym M TRO
Mammillaria rhodacantha Salm-Dyck Unresolved L WCSP (in review)
Mammillaria rhodantha Link & Otto Accepted M TRO
Mammillaria rhodantha subsp. aureiceps (Lem.) D.R. Hunt Accepted L TRO
Mammillaria rhodantha var. droegeana K.Schum. Unresolved L WCSP (in review)
Mammillaria rhodantha subsp. fera-rubra (Schmoll ex R.T. Craig) D.R. Hunt Accepted L TRO
Mammillaria rhodantha subsp. mccartenii D.R. Hunt Accepted L TRO
Mammillaria rhodantha subsp. mollendorffiana (Shurly) D.R. Hunt Accepted L TRO
Mammillaria rhodantha subsp. pringlei (J.M. Coult.) D.R. Hunt Accepted L TRO
Mammillaria rhodantha subsp. rhodantha Accepted L TRO
Mammillaria rhodeocentra Lem. Synonym L TRO
Mammillaria rigidispina Hildm. ex Quehl Unresolved L WCSP (in review)
Mammillaria rioverdense Repp. Unresolved L WCSP (in review)
Mammillaria rioverdensis Repp. Unresolved L WCSP (in review)
Mammillaria ritteriana Boed. Synonym M TRO
Mammillaria ritteriana var. quadricentralis R.T. Craig bis Synonym L TRO
Mammillaria robusta Otto ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria robustispina Schott ex Engelm. Synonym M TRO
Mammillaria roemeri Wolfg.Krüger & W.Rischer Unresolved L WCSP (in review)
Mammillaria rosea Scheidw. Synonym M TRO
Mammillaria roseana Brandegee Synonym L TRO
Mammillaria rosensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria roseoalba Boed. Accepted M TRO
Mammillaria roseoalha Boed. Unresolved L WCSP (in review)
Mammillaria roseocentra Boed. & Ritter Unresolved L WCSP (in review)
Mammillaria rossiana Heinr. Unresolved L WCSP (in review)
Mammillaria rubida Fritz Schwarz Unresolved L WCSP (in review)
Mammillaria rubidula Ehrenb. Synonym L TRO
Mammillaria rubrograndis Repp. & A.B. Lau Synonym M TRO
Mammillaria rueschiana Regel Synonym L TRO
Mammillaria ruestii Quehl Synonym M TRO
Mammillaria ruficeps Lem. Synonym M TRO
Mammillaria rufidula Ehrenb. Unresolved L WCSP (in review)
Mammillaria rufocrocea Salm-Dyck Synonym L TRO
Mammillaria runyonii (Britton & Rose) Cory Synonym M TRO
Mammillaria russea A.Dietr. Unresolved L WCSP (in review)
Mammillaria rutila Zucc. ex Pfeiff. Synonym M TRO
Mammillaria saboae Glass Accepted M TRO
Mammillaria saboae subsp. goldii (Glass & R.A. Foster) D.R. Hunt Accepted L TRO
Mammillaria saboae subsp. haudeana (A.B. Lau & K. Wagner) D.R. Hunt Accepted L TRO
Mammillaria saboae f. haudeana (A.B. Lau & K. Wagner) D.R. Hunt Synonym L TRO
Mammillaria saetigera Boed. & Tiegel Unresolved L WCSP (in review)
Mammillaria saffordii (Britton & Rose) Bravo Unresolved L WCSP (in review)
Mammillaria saint-pieana Backeb. Unresolved L WCSP (in review)
Mammillaria salm-dyckiana Scheer Synonym M TRO
Mammillaria salm-dyckiana var. brunnea Salm-Dyck Unresolved L WCSP (in review)
Mammillaria salmiana Fennel ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria saltillensis Boed. Unresolved L WCSP (in review)
Mammillaria sanangelensis Sánchez-Mej. Synonym M TRO
Mammillaria sanchez-mejoradae R. Gonzalez G. Accepted M TRO
Mammillaria sanjuanensis Repp. Unresolved L WCSP (in review)
Mammillaria sanluisensis Shurly Unresolved L WCSP (in review)
Mammillaria santaclarensis Cowper Synonym M TRO
Mammillaria sartorii J.A.Purpus Accepted M WCSP (in review)
Mammillaria saxatilis Scheer Synonym L TRO
Mammillaria saxicola Repp. Unresolved L WCSP (in review)
Mammillaria scepontocentra Lem. Synonym L TRO
Mammillaria schaeferi Fennel in Otto & A. Dietr. Synonym L TRO
Mammillaria scheeri Muehlenpf. Synonym L TRO
Mammillaria scheeri var. valida Engelm. Synonym L TRO
Mammillaria scheidweileriana Otto Synonym M TRO
Mammillaria scheinvariana R. Ortega & Glass in Glass Synonym M TRO
Mammillaria schelhasei Pfeiff. Synonym M TRO
Mammillaria schelhasii var. aurihamata (Boed.) Repp. Synonym L TRO
Mammillaria schiedeana Ehrenb. ex Schltdl. Accepted M TRO
Mammillaria schiedeana subsp. dumetorum (J.A. Purpus) D.R. Hunt Accepted L TRO
Mammillaria schiedeana subsp. giselae Lüthy Accepted L TRO
Mammillaria schieliana H.Schick Unresolved L WCSP (in review)
Mammillaria schlechtendalii Ehrenb. Synonym L TRO
Mammillaria schmerwitzii J.N.Haage ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria schmidtii Sencke ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria schmollii Werderm. Synonym M TRO
Mammillaria schumannii Hildm. Accepted M TRO
Mammillaria schwarzii Shurly Accepted M TRO
Mammillaria scolymoides Scheidw. Synonym L TRO
Mammillaria scrippsiana (Britton & Rose) Orcutt Accepted M TRO
Mammillaria seegeri Ehrenb. Unresolved L WCSP (in review)
Mammillaria seemannii Scheer Synonym L TRO
Mammillaria seideliana Quehl Synonym M TRO
Mammillaria seidelii Terscheck Synonym L TRO
Mammillaria seitziana Mart. Synonym M TRO
Mammillaria sempervivi DC. Accepted M TRO
Mammillaria senckeana K.Schum. Unresolved L WCSP (in review)
Mammillaria senckei Horkel ex K.Schum. Unresolved L WCSP (in review)
Mammillaria senilis Lodd. ex Salm-Dyck Accepted M TRO
Mammillaria senilis var. diguetii Weber Synonym L TRO
Mammillaria senkii C.F.Först. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria senkii C.F.Först. Unresolved L WCSP (in review)
Mammillaria sericata Lem. Unresolved L WCSP (in review)
Mammillaria setispina Engelm. ex J.M. Coult. Synonym L TRO
Mammillaria setosa Pfeiff. Synonym L TRO
Mammillaria severini Regel & Klein Synonym L TRO
Mammillaria sheldonii (Britton & Rose) Boed. Accepted M TRO
Mammillaria shurliana H.E.Gates Unresolved L WCSP (in review)
Mammillaria silvatica Repp. Unresolved L WCSP (in review)
Mammillaria similis Engelm. Synonym M TRO
Mammillaria similis var. caespitosa Engelm. Synonym L TRO
Mammillaria similis var. robustior Engelm. Synonym L TRO
Mammillaria simplex Haw. Synonym M WCSP (in review)
Mammillaria simplex Torr. & A. Gray Synonym M TRO
Mammillaria simplex var. flavescens (DC.) K. Schum. Synonym L TRO
Mammillaria simpsonii (Engelm.) M.E. Jones Synonym L TRO
Mammillaria sinforosensis Linzen & R.Schumach. Unresolved L WCSP (in review)
Mammillaria sinistrohamata Boed. Accepted M TRO
Mammillaria slevinii (Britton & Rose) Boed. Unresolved L WCSP (in review)
Mammillaria sneedii (Britton & Rose) Cory Synonym M TRO
Mammillaria soehlemannii W.Haage & Backeb. Unresolved L WCSP (in review)
Mammillaria solisii (Britton & Rose) Boed. Unresolved L WCSP (in review)
Mammillaria solisioides Backeb. Accepted M TRO
Mammillaria solitaria G.Don ex Loudon Unresolved L WCSP (in review)
Mammillaria sonorensis R.T. Craig Synonym M TRO
Mammillaria sororia Meinsh. Synonym M TRO
Mammillaria spaethiana Späth Unresolved L WCSP (in review)
Mammillaria speciosa de Vriese Synonym L TRO
Mammillaria spectabilis Muehlenpf. Synonym L TRO
Mammillaria sphacelata Mart. Accepted M TRO
Mammillaria sphacelata subsp. viperina (J.A. Purpus) D.R. Hunt Accepted L TRO
Mammillaria sphaerica A. Dietr. ex Engelm. Unresolved L TRO
Mammillaria sphaerica A. Dietr. Accepted M TRO
Mammillaria sphaerotricha Lem. Synonym L TRO
Mammillaria spinaurea Salm-Dyck Synonym L TRO
Mammillaria spinii Colla ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria spinosa G.Don ex Loudon Unresolved L WCSP (in review)
Mammillaria spinosissima Lem. Accepted M TRO
Mammillaria spinosissima subsp. pilcayensis (Bravo) D.R. Hunt Accepted L TRO
Mammillaria spinosissima subsp. spinosissima Accepted L TRO
Mammillaria spinosissima subsp. tepoxtlana D.R. Hunt Accepted L TRO
Mammillaria splendens Ehrenb. Unresolved L WCSP (in review)
Mammillaria squarrosa Meinsh. Synonym L TRO
Mammillaria stampferi Repp. Synonym M TRO
Mammillaria standleyi (Britton & Rose) Orcutt Accepted M TRO
Mammillaria staurotypa C.F.Först. Unresolved L WCSP (in review)
Mammillaria stella-aurata Mart. ex Zucc. Synonym L TRO
Mammillaria stella-de-tacubaya Heese Accepted M TRO
Mammillaria stellaris Haw. Unresolved L WCSP (in review)
Mammillaria stellata Haw. Synonym L TRO
Mammillaria stenocephala Scheidw. ex Labour. Synonym L TRO
Mammillaria stipitata Scheidw. Synonym M TRO
Mammillaria straminea Haw. Unresolved L WCSP (in review)
Mammillaria strobiliformis Engelm. Synonym M TRO
Mammillaria strobiliformis var. durispina Quehl Synonym L TRO
Mammillaria strobiliformis var. rufispina Quehl Synonym L TRO
Mammillaria strobilina Tiegel Unresolved L WCSP (in review)
Mammillaria stueberi Otto Synonym L TRO
Mammillaria suaveolens C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria subangularis DC. Synonym L TRO
Mammillaria subcirrhifera C.F.Först. Unresolved L WCSP (in review)
Mammillaria subcrocea DC. Synonym L TRO
Mammillaria subcurvata Dieter. Synonym L TRO
Mammillaria subducta (D.R.Hunt) Repp. Unresolved L WCSP (in review)
Mammillaria subdurispina Fritz Schwarz Unresolved L WCSP (in review)
Mammillaria subechinata Salm-Dyck Synonym L TRO
Mammillaria subpolyedra Salm-Dyck Synonym M TRO
Mammillaria subtetragona A. Dietr. Synonym L TRO
Mammillaria subtilis Backeb. Unresolved L WCSP (in review)
Mammillaria subulata Muehlenpf. Unresolved L WCSP (in review)
Mammillaria subulifera Ehrenb. Synonym L TRO
Mammillaria sulcata Engelm. Synonym M TRO
Mammillaria sulcimamma Pfeiff. ex Salm-Dyck Unresolved L WCSP (in review)
Mammillaria sulcoglandulifera Jacobi Unresolved L WCSP (in review)
Mammillaria sulcolanata Lem. Synonym M TRO
Mammillaria sulphurea C.F.Först. Unresolved L WCSP (in review)
Mammillaria supertexta Mart. ex Pfeiff. Accepted M TRO
Mammillaria supraflumen Repp. Unresolved L WCSP (in review)
Mammillaria surculosa Boed. Accepted M TRO
Mammillaria swinglei (Britton & Rose) Boed. Synonym M TRO
Mammillaria tacubayensis Fedde Synonym M TRO
Mammillaria tamayonis Killip ex Schnee Synonym L WCSP (in review)
Mammillaria tayloriorum Glass & R.A. Foster Accepted M TRO
Mammillaria tecta Miq. Synonym L TRO
Mammillaria tegelbergiana H.E. Gates ex G.E. Linds. Synonym M TRO
Mammillaria tenampensis (Britton & Rose) A.Berger Unresolved L WCSP (in review)
Mammillaria tentaculata Pfeiff. Synonym L TRO
Mammillaria tenuis DC. Synonym L TRO
Mammillaria tepexicensis J. Meyrán Accepted M TRO
Mammillaria tesopacensis Craig Synonym M TRO
Mammillaria tesopacensis var. papasquiarensis Bravo ex S.Arias Montes, U. Guzman Cruz & S. Gama Lopez Synonym L TRO
Mammillaria tetracantha Salm-Dyck Synonym M TRO
Mammillaria tetracentra hort. ex Salm-Dyck Synonym M TRO
Mammillaria tetrancistra Engelm. Accepted M TRO
Mammillaria texana (Engelm.) Young Synonym M TRO
Mammillaria texensis Labour. Synonym L TRO
Mammillaria tezontle Fitz Maurice & B. Fitz Maurice Synonym M TRO
Mammillaria thelocamptos Lehm. Unresolved L WCSP (in review)
Mammillaria theresae Cutak Accepted M TRO
Mammillaria thornberi Orcutt Accepted M TRO
Mammillaria thornberi subsp. thornberi Accepted L TRO
Mammillaria thornberi subsp. yaquensis (R.T. Craig) D.R. Hunt Accepted L TRO
Mammillaria tiegeliana Backeb. Unresolved L WCSP (in review)
Mammillaria tinuvieliae Laferr. Unresolved L WCSP (in review)
Mammillaria tlalocii Repp. Synonym M TRO
Mammillaria toaldoae Lehm. ex Walp. Unresolved L WCSP (in review)
Mammillaria tobuschii W.T. Marshall Synonym L TRO
Mammillaria tomentosa Ehrenb. Synonym M TRO
Mammillaria tonalensis D.R. Hunt Accepted M TRO
Mammillaria tortolensis Pfeiff. Unresolved L WCSP (in review)
Mammillaria triacantha DC. Synonym L TRO
Mammillaria trichacantha K. Schum. Synonym M TRO
Mammillaria trohartii Hildm. ex K.Schum. Unresolved L WCSP (in review)
Mammillaria tropica Repp. Unresolved L WCSP (in review)
Mammillaria tuberculata Engelm. Unresolved L WCSP (in review)
Mammillaria tuberculosa Engelm. Synonym M TRO
Mammillaria turbinata Hook. Synonym M TRO
Mammillaria uberiformis Zucc. Synonym M TRO
Mammillaria uberimamma Monv. ex C.F.Först. & Rümpler Unresolved L WCSP (in review)
Mammillaria umbrina Ehrenb. Synonym M TRO
Mammillaria uncinata Zucc. ex Pfeiff. Accepted M TRO
Mammillaria unihamata Boed. Unresolved L WCSP (in review)
Mammillaria uniseta K.Schum. Unresolved L WCSP (in review)
Mammillaria urbaniana Vaupel Unresolved L WCSP (in review)
Mammillaria vagaspina R.T.Craig Unresolved L WCSP (in review)
Mammillaria valdeziana (H.Moeller) H.P.Kelsey & Dayton Unresolved L WCSP (in review)
Mammillaria valida Purpus Synonym M TRO
Mammillaria valida Weber Synonym M TRO
Mammillaria vallensis Repp. Unresolved L WCSP (in review)
Mammillaria variabilis Repp. Unresolved L WCSP (in review)
Mammillaria variamamma Ehrenb. Synonym L TRO
Mammillaria varieaculeata Buchenau Accepted M TRO
Mammillaria vaupelii Tiegel Synonym M TRO
Mammillaria venusta K. Brandegee Synonym M TRO
Mammillaria verhaertiana Boed. Accepted M TRO
Mammillaria versicolor Scheidw. Synonym L TRO
Mammillaria verticealba Repp. Synonym M TRO
Mammillaria vetula Mart. Accepted M TRO
Mammillaria vetula subsp. gracilis (Pfeiff.) D.R. Hunt Synonym L TRO
Mammillaria vetula subsp. magneticola (J. Meyrán) U. Guzmán Accepted L TRO
Mammillaria viereckii Boed. Synonym M TRO
Mammillaria viescensis Rogoz. & Appenz. Accepted M TRO
Mammillaria villifera Otto Synonym M TRO
Mammillaria villosa Fennel ex C.F.Först. Unresolved L WCSP (in review)
Mammillaria viperina J.A. Purpus Synonym M TRO
Mammillaria virens Scheidw. Synonym L TRO
Mammillaria virginis Fittkau & Kladiwa Synonym M TRO
Mammillaria viridiflora (Britton & Rose) Boed. Accepted M TRO
Mammillaria viridis Salm-Dyck Synonym M TRO
Mammillaria viridis var. praelii (Muehlenpf.) Salm-Dyck Synonym L TRO
Mammillaria viridula Ehrenb. Unresolved L WCSP (in review)
Mammillaria vivipara (Nutt.) Haw. Synonym M TRO
Mammillaria vivipara var. alversonii (J.M. Coult.) L.D. Benson Synonym L TRO
Mammillaria vivipara var. radiosa Engelm. Synonym L TRO
Mammillaria vivipara subsp. radiosa Engelm. Synonym L TRO
Mammillaria voburnensis Scheer Accepted M TRO
Mammillaria voburnensis subsp. collinsii (Britton & Rose) U. Guzmán Accepted L TRO
Mammillaria voburnensis var. collinsii (Britton & Rose) Repp. Synonym L TRO
Mammillaria voburnensis subsp. eichlamii (Quehl) D.R. Hunt Accepted L TRO
Mammillaria voburnensis var. eichlamii (Quehl) Repp. Synonym L TRO
Mammillaria voburnensis var. gerhardii Diers Synonym L TRO
Mammillaria voburnensis var. quetzalcoatl Repp. Synonym L TRO
Mammillaria voburnensis subsp. voburnensis Accepted L TRO
Mammillaria vonwyssiana Krainz Unresolved L WCSP (in review)
Mammillaria vonwyssii Krainz Unresolved L WCSP (in review)
Mammillaria vulpina Ehrenb. Synonym L TRO
Mammillaria wagneriana Boed. Accepted M TRO
Mammillaria waltheri Boed. Synonym M TRO
Mammillaria webbiana Lem. Synonym L TRO
Mammillaria wegenerii Ehrenb. Synonym L TRO
Mammillaria weingartiana Boed. Accepted M TRO
Mammillaria werdermanii H.Weiss Unresolved L WCSP (in review)
Mammillaria wiesingeri Boed. Accepted M TRO
Mammillaria wiesingeri subsp. apamensis (Repp.) D.R. Hunt Accepted L TRO
Mammillaria wiesingeri subsp. wiesingeri Accepted L TRO
Mammillaria wilcoxii Toumey ex K. Schum. Synonym M TRO
Mammillaria wildiana Otto Synonym L TRO
Mammillaria wildii A. Dietr. Synonym M TRO
Mammillaria williamsii Coult. Unresolved L WCSP (in review)
Mammillaria winkleri Foerster Synonym L TRO
Mammillaria winterae Boed. Accepted M TRO
Mammillaria winterae subsp. aramberri D.R. Hunt Accepted L TRO
Mammillaria wissmannii Hildm. ex K. Schum. Synonym M TRO
Mammillaria woburnensis Scheer Synonym M TRO
Mammillaria woburnensis var. collinsii (Britton & Rose) Repp. Synonym L TRO
Mammillaria woburnensis var. eichlamii (Quehl) Repp. Synonym L TRO
Mammillaria wohlschlageri Repp. Synonym M TRO
Mammillaria woodsii R.T. Craig Synonym M TRO
Mammillaria wrightii Engelm. Accepted M TRO
Mammillaria wrightii subsp. wilcoxii (Toumey ex K. Schum.) D.R. Hunt Accepted L TRO
Mammillaria wrightii var. wilcoxii (Toumey ex K. Schum.) W.T. Marshall Synonym L TRO
Mammillaria wrightii f. wolfii D.R. Hunt Synonym L TRO
Mammillaria wrightii var. wolfii (D.R. Hunt) Repp. Synonym L TRO
Mammillaria wrightii subsp. wrightii Accepted L TRO
Mammillaria wuthenauiana Backeb. Unresolved L WCSP (in review)
Mammillaria xaltianguensis Sánchez-Mej. Accepted M TRO
Mammillaria xaltianguensis subsp. bambusiphila (Repp.) D.R. Hunt Accepted L TRO
Mammillaria xanthina (Britton & Rose) Boed. Unresolved L WCSP (in review)
Mammillaria xanthotrica Scheidw. Synonym L TRO
Mammillaria xochipilli Repp. Unresolved L WCSP (in review)
Mammillaria yaquensis R.T. Craig Synonym M TRO
Mammillaria yucatanensis (Britton & Rose) Orcutt Synonym M TRO
Mammillaria zacatecasensis Shurly Synonym M TRO
Mammillaria zahniana Boed. & Ritter Unresolved L WCSP (in review)
Mammillaria zanthotricha Scheidw. Unresolved L TRO
Mammillaria zapilotensis R.T.Craig Unresolved L WCSP (in review)
Mammillaria zegschwitzii Pfeiff. Synonym L TRO
Mammillaria zeilmanniana Boed. Accepted M TRO
Mammillaria zephyranthiflora Pfeiff. Unresolved L WCSP (in review)
Mammillaria zephyranthoides Scheidw. Accepted M TRO
Mammillaria zepnickii Ehrenb. Synonym L TRO
Mammillaria zeyeriana Haage ex K. Schum. Accepted M TRO
Mammillaria zublerae Repp. Synonym M TRO
Mammillaria zuccariniana Mart. Synonym M TRO