Found by Ralf Hillmann near Camargo, Chuquisaca, Bolivia.
Aylostera deminuta was first described, as Echinopsis deminuta, by Frédéric Albert Constantin, and published posthumously by Roland-Gosselin (ed.) in “Oeuvres
Rebutia (Aylostera) cintiensis was first described by Friedrich Ritter in Ashingtonia vol. 2: 10, p. 206, the journal of the
Rebutia (Aylostera) cajasensis was first published in the Dutch journal Succulenta 56(3): p. 64 by Friedrich Ritter in 1977. The
Rebutia (Aylostera) buiningiana was first described by Walter Rausch in Kakteen und andere Sukkulenten 23(9): pp. 98 – 99, the
Regarded by most as a form of Aylostera spegazziniana. Listed by Mosti & Papini (2011) as a species in its