Summary description from Wikipedia:

Mammillaria grahamii in languages:

English

Graham's fishhook cactus

English

Graham's nipple cactus

Japanese

シキンリュウ（紫金竜）

Russian

Маммилярия Грэма

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Parent Taxon

• Mammillaria

Sibling Taxa

• Mammillaria albicans
• Mammillaria albicoma
• Mammillaria albiflora
• Mammillaria albilanata
• Mammillaria amajacensis
• Mammillaria anniana
• Mammillaria armillata
• Mammillaria arreolae
• Mammillaria aureilanata
• Mammillaria aurihamata
• Mammillaria backebergiana
• Mammillaria barbata
• Mammillaria baumii
• Mammillaria beiselii
• Mammillaria beneckei
• Mammillaria bertholdii
• Mammillaria blossfeldiana
• Mammillaria bocasana
• Mammillaria bocensis
• Mammillaria boelderliana
• Mammillaria bombycina
• Mammillaria boolii
• Mammillaria brandegeei
• Mammillaria breviplumosa
• Mammillaria canelensis
• Mammillaria capensis
• Mammillaria carmenae
• Mammillaria carnea
• Mammillaria carretii
• Mammillaria cerralboa
• Mammillaria chionocephala
• Mammillaria coahuilensis
• Mammillaria columbiana
• Mammillaria compressa
• Mammillaria craigii
• Mammillaria crinita
• Mammillaria crucigera
• Mammillaria decipiens
• Mammillaria deherdtiana
• Mammillaria densispina
• Mammillaria dioica
• Mammillaria discolor
• Mammillaria dixanthocentron
• Mammillaria duoformis
• Mammillaria duwei
• Mammillaria ekmanii
• Mammillaria elongata
• Mammillaria eriacantha
• Mammillaria erythrosperma
• Mammillaria estebanensis
• Mammillaria evermanniana
• Mammillaria felipensis
• Mammillaria fittkaui
• Mammillaria flavicentra
• Mammillaria formosa
• Mammillaria gasseriana
• Mammillaria gaumeri
• Mammillaria geminispina
• Mammillaria gigantea
• Mammillaria gilensis
• Mammillaria glassii
• Mammillaria glochidiata
• Mammillaria goodridgii
• Mammillaria grahamii
• Mammillaria grusonii
• Mammillaria guelzowiana
• Mammillaria guerreronis
• Mammillaria gummifera
• Mammillaria haageana
• Mammillaria hahniana
• Mammillaria halei
• Mammillaria hamata
• Mammillaria heidiae
• Mammillaria hermosana
• Mammillaria hernandezii
• Mammillaria herrerae
• Mammillaria hertrichiana
• Mammillaria heyderi
• Mammillaria huitzilopochtli
• Mammillaria humboldtii
• Mammillaria huntiana
• Mammillaria hutchisoniana
• Mammillaria insularis
• Mammillaria jaliscana
• Mammillaria johnstonii
• Mammillaria karwinskiana
• Mammillaria klissingiana
• Mammillaria knippeliana
• Mammillaria kraehenbuehlii
• Mammillaria lanata
• Mammillaria lasiacantha
• Mammillaria laui
• Mammillaria lenta
• Mammillaria linaresensis
• Mammillaria lindsayi
• Mammillaria lloydii
• Mammillaria longiflora
• Mammillaria longimamma
• Mammillaria luethyi
• Mammillaria magallanii
• Mammillaria magnifica
• Mammillaria magnimamma
• Mammillaria mainiae
• Mammillaria mammillaris
• Mammillaria marcosii
• Mammillaria marksiana
• Mammillaria mathildae
• Mammillaria matudae
• Mammillaria mazatlanensis
• Mammillaria meiacantha
• Mammillaria melaleuca
• Mammillaria melanocentra
• Mammillaria mendeliana
• Mammillaria mercadensis
• Mammillaria meyranii
• Mammillaria microhelia
• Mammillaria miegiana
• Mammillaria moelleriana
• Mammillaria morentiniana
• Mammillaria morganiana
• Mammillaria muehlenpfordtii
• Mammillaria multidigitata
• Mammillaria multihamata
• Mammillaria mystax
• Mammillaria nana
• Mammillaria napina
• Mammillaria neopalmeri
• Mammillaria nivosa
• Mammillaria nunezii
• Mammillaria occulta
• Mammillaria orcuttii
• Mammillaria oteroi
• Mammillaria pachycylindrica
• Mammillaria painteri
• Mammillaria parkinsonii
• Mammillaria paulii
• Mammillaria pectinifera
• Mammillaria peninsularis
• Mammillaria pennispinosa
• Mammillaria perbella
• Mammillaria perezdelarosae
• Mammillaria petrophila
• Mammillaria petterssonii
• Mammillaria phitauiana
• Mammillaria picta
• Mammillaria pilispina
• Mammillaria plumosa
• Mammillaria polyedra
• Mammillaria polythele
• Mammillaria pondii
• Mammillaria poselgeri
• Mammillaria pottsii
• Mammillaria pringlei
• Mammillaria prolifera
• Mammillaria pseudocrucigera
• Mammillaria rekoi
• Mammillaria rettigiana
• Mammillaria rhodantha
• Mammillaria ritteriana
• Mammillaria roseoalba
• Mammillaria rzedowskiana
• Mammillaria saboae
• Mammillaria sanchez-mejoradae
• Mammillaria sartorii
• Mammillaria scheinvariana
• Mammillaria schiedeana
• Mammillaria schumannii
• Mammillaria schwarzii
• Mammillaria scrippsiana
• Mammillaria seitziana
• Mammillaria sempervivi
• Mammillaria senilis
• Mammillaria setispina
• Mammillaria sheldonii
• Mammillaria sinistrohamata
• Mammillaria solisioides
• Mammillaria sonorensis
• Mammillaria sphacelata
• Mammillaria sphaerica
• Mammillaria spinosissima
• Mammillaria standleyi
• Mammillaria stella-de-tacubaya
• Mammillaria supertexta
• Mammillaria surculosa
• Mammillaria tayloriorum
• Mammillaria tepexicensis
• Mammillaria tetrancistra
• Mammillaria tezontle
• Mammillaria theresae
• Mammillaria thornberi
• Mammillaria tonalensis
• Mammillaria trichacantha
• Mammillaria uncinata
• Mammillaria varieaculeata
• Mammillaria vetula
• Mammillaria voburnensis
• Mammillaria wagneriana
• Mammillaria weingartiana
• Mammillaria wiesingeri
• Mammillaria winterae
• Mammillaria wrightii
• Mammillaria xaltianguensis
• Mammillaria zeilmanniana
• Mammillaria zephyranthoides
• Mammillaria zeyeriana
• Mammillaria zublerae

Child Taxa

• Mammillaria grahamii grahamii
• Mammillaria grahamii sheldonii

Top Observation Places

• Las Cruces
• Hermosillo
• Phoenix
• Mesa
• Chandler
• Gilbert
• Glendale
• Scottsdale
• Maryvale
• Peoria
• Tempe
• Deer Valley
• Tempe Junction
• Surprise
• Alhambra
• Ahwatukee Foothills
• San Tan Valley
• Central City
• Encanto
• Tucson
• Casas Adobes
• Catalina Foothills