Machaerocereus eruca -12
Maihuenia poeppigii -12
Maihuenia tehuelches -12
Maihueniopsis boliviana -12
Maihueniopsis darwinii var. darwinii -10
Maihueniopsis darwinii var. hickenii -10
Maihueniopsis pentlandii -10
Malephora crocea var. purpureo-crocea -12
Mammillaria albiarmata -2
Mammillaria albicans 0
Mammillaria albicoma -2
Mammillaria albilanata -4
Mammillaria albilanata var. albilanata -4
Mammillaria albilanata var. fuauxiana -4
Mammillaria apozolensis -2
Mammillaria aurihamata -2
Mammillaria backebergiana -2
Mammillaria backebergiana var. ernestii -2
Mammillaria barbata -12
Mammillaria baumii (Dolichothele) -4
Mammillaria baumii -4
Mammillaria baxteriana -2
Mammillaria bella -2
Mammillaria bocasana -12
Mammillaria bocensis -4
Mammillaria boerderliana -2
Mammillaria bombycina -2
Mammillaria boolii -2
Mammillaria brandegeei -2
Mammillaria brauneana -4
Mammillaria bucareliensis var. bicornuta -4
Mammillaria cadereytensis -2
Mammillaria calacantha -2
Mammillaria camptotricha -2
Mammillaria candida -4
Mammillaria carmenae -4
Mammillaria carnea -4
Mammillaria carrettii -2
Mammillaria casoi -4
Mammillaria celsiana -4
Mammillaria centraliplumosa -2
Mammillaria cerralboa 0
Mammillaria collinsii -4
Mammillaria columbiana -4
Mammillaria compressa -4
Mammillaria conspicua -2
Mammillaria crinita -2
Mammillaria decipiens -4
Mammillaria deherdtiana -2
Mammillaria densispina -2
Mammillaria discolor var. discolor -6
Mammillaria discolor var. esperanzaensis -4
Mammillaria duwei -2
Mammillaria echinaria -2
Mammillaria egregia -7
Mammillaria elegans -12
Mammillaria elongata -10
Mammillaria erythrosperma -12
Mammillaria evermanniana 0
Mammillaria formosa -2
Mammillaria fraileana 0
Mammillaria freudenbergeri -10
Mammillaria gasseriana -2
Mammillaria geminispina -12
Mammillaria glassii -2
Mammillaria glassii var. ascensionis -4
Mammillaria goldii -7
Mammillaria goodridgei -7
Mammillaria gracilis -10
Mammillaria grahamii -12
Mammillaria grusonii -7
Mammillaria guelzowiana (Krainzia) -6
Mammillaria guerreronis 0
Mammillaria hahniana -12
Mammillaria haudeana -7
Mammillaria hertrichiana -4
Mammillaria heyderi -7
Mammillaria hirsuta -2
Mammillaria huitzilopochtli var. niduliformis 0
Mammillaria hutchisoniana -2
Mammillaria karwinskiana -4
Mammillaria klissingiana -4
Mammillaria knebeliana -2
Mammillaria kunzeana -12
Mammillaria laui var. subducta -4 Mammillaria lenta -2
Mammillaria lindsayi -7
Mammillaria lloydii -2
Mammillaria longiflora -10
Mammillaria longimamma -5
Mammillaria magallanii -2
Mammillaria magnimamma -6
Mammillaria mammillaris -2
Mammillaria matudae -4
Mammillaria mazatlanensis 0
Mammillaria meiacantha -12
Mammillaria melanocentra -7
Mammillaria mercadensis -2
Mammillaria meridiorosei -7
Mammillaria microcarpa -7
Mammillaria microcarpa var. auricarpa -4
Mammillaria microhelia -4
Mammillaria microthele -4
Mammillaria moellendorffiana -4
Mammillaria morricalii -7
Mammillaria multidigitata -4
Mammillaria multiseta -2
Mammillaria mystax -2
Mammillaria nejapensis -4
Mammillaria obscura -7
Mammillaria orestera -7
Mammillaria oteroi -2
Mammillaria parkinsonii -4
Mammillaria pennispinosa -7
Mammillaria perbella -4
Mammillaria pilcayensis -2
Mammillaria pilispina -7
Mammillaria plumosa -4
Mammillaria polythele -1
Mammillaria pondii (Cochemiea) 0
Mammillaria pondii ssp. maritima 0
Mammillaria poselgeri (Cochemiea) 0
Mammillaria prolifera var prolifera -10
Mammillaria prolifera var texana -12
Mammillaria pseudoperbella -4
Mammillaria puberula -4
Mammillaria rettigiana -2
Mammillaria rhodantha var. rhodantha -12
Mammillaria rhodantha var. sulphurea -4
Mammillaria ritteriana -2
Mammillaria roseocentra -2
Mammillaria rubrograndis -7
Mammillaria ruestii -2
Mammillaria saboae var. haudeana -7
Mammillaria santaclarensis -12
Mammillaria schiedeana -4
Mammillaria schumannii (Bartschella) -2
Mammillaria schwarzii -2
Mammillaria sempervivi -4
Mammillaria sheldonii 0
Mammillaria simplex -6
Mammillaria sinistrohamata -2
Mammillaria sonorensis -4
Mammillaria sphaerica -8
Mammillaria spinosissima -4
Mammillaria spinosissima ssp. pilcayensis O
Mammillaria stampferi -7
Mammillaria tetracantha -12
Mammillaria tetrancistra -7
Mammillaria theresae -7
Mammillaria vetula -15
Mammillaria viereckii -4
Mammillaria viescensis -7
Mammillaria viridiflora -12
Mammillaria wildii -2
Mammillaria winterae -2
Mammillaria wrightii -12
Mammillaria wrightii var. wolfii -10
Mammillaria zacatecasensis -2
Mammillaria zeilmanniana var. albiflora 0
Mammillaria zeilmanniana var. zeilmanniana -2
Mammillaria zeyeriana -2
Mammillaria zuccariniana -4
Mammillopsis senilis -12
Manfreda virginica -10
Matucana aureiflora (Incaia) -4
Matucana haynei -4
Matucana herzogiana -4
Matucana intertexta -4
Matucana madisoniorum -2
Micropuntia pygmaea -20
Monvillea haageana -2
Monvillea phatmosperma -2
Monvillea spegazzinii -2
Morawetzia sericata -2
Myrtillocactus chichipe -4
Myrtillocactus eichlamii -2
Myrtillocactus geometrizans -2
Myrtillocactus schenkii -2
Navajoa fickeisenii -25
Neobesseya asperispina -12
Neobesseya missouriensis var. marstonii -12
Neobesseya missouriensis var. missouriensis -23
Neobuxbaumia euphorbioides -4
Neobuxbaumia polylopha -4
Neocardenasiana herzogiana -2
Neolloydia ceratistes -4
Neolloydia conoidea -12
Neolloydia odorata -4
Neoporteria crispa -2
Neoporteria mamillaroides -2
Neoporteria napina -2
Neoporteria nidus -4
Neoporteria nigrihorrida -2
Neoporteria odoriflora -2
Neoporteria paucicostata -4
Neoporteria sub gibbosa -4
Neoporteria umadeave (Pyrrhocactus umadeave) -10
Neowerdermannia vorwerkii -2
Nolina bigelowii -12
Nolina texana -12
Nopalea cochenillifera -12
Nopalea guatemalensis -10
Notocactus allosiphon -10
Notocactus apricus -7
Notocactus buiningii -2
Notocactus concinnus -10
Notocactus haselbergii (Brasilicactus) -2
Notocactus herteri -2
Notocactus leninghausii (Eriocactus)-9
Notocactus magnificus -2
Notocactus mammulosus -12
Notocactus ottonis -12
Notocactus schlosseri -2
Notocactus scopa -12
Notocactus submammulosus -12
Notocactus uebelmannianus -2
Notocactus warasii (Eriocactus) -2
Notocactus werdermannianus -4
Nyctocereus serpentinus -4
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