Mammillaria hahniana ssp hahniana (Old lady cactus)
Mammillaria hahniana Bu türe ait 4 alttür var
Mammillaria hahniana ssp hahniana (Old lady cactus)
Mammillaria hahniana ssp bravoae
Mammillaria hahniana ssp mendeliana
Mammillaria hahniana ssp woodsii
http://www.mammillarias.net/wordpres...s-description/
Leucocephalae (beyaz baş) Serisi;
formosa, geminisipina , hahniana, klissingiana, morganiana, muehlenpfordti, orcuttii, parkinsonii, perbella, sempervivi