Frailea

americana
angelesii
asterioides
asterioides v. arapayensis
aurea
aureinitens
castanea
cataphracta
chrysacantha n.n.
colombiana
curvispina
dadakii
grahliana
heliosa
hlineckyana
kissiana
magnifica
mammifera
parviflora
pseudopulcherrima
pulcherrima
pumila
pumila ssp. meseta
pygmaea
pygmaea ssp. lilalunula
sp HU793
Topador f.
zapicanensis v. rubriflora