walteri WR 784
Aylostera
R. walteri Diers 1989 - Šída 2004: (genus Rebutia, subgen. Rebutia, sectio 2. Aylostera, series 8. Spinosissima, species 5.)
A. walteri (Diers) Mosti & Papini 2011 - Mosti & Papini 2011: spec.48, Rebutia I (genus Aylostera, subg. Aylostera)
A. deminuta (sensu Br. & R.) - Ritz & al. 2016: spec.3 (genus Aylostera, clade Aylostera)