In cultivation since the 1930s this is a very variable and widespread species in Bolivia and Argentina. It is also

The name refers to Donald originally mixing this plant up with Aylostera (Rebutia) narvaecense (narvaecensis). This plant is fairly distinctive,

This is a difficult species to obtain due to a great many misidentified plants being on the market. There are

Note that in Mosti & Papini’s recombination into Aylostera the name A. nogalesensis, with the specific name as originally published

Regarded by some as a form of Aylostera pseudodeminuta or Aylostera deminuta. This plant can possibly be described as a

This distinctive and beautiful plant, first described in 1971, is sometimes seen under the names Rebutia narvaecensis or Rebutia espinosae.

Regarded by some as a form of Aylostera fiebrigii. The name means “small mouse” and the short, closely packed soft

A very recent discovery from approx. 2005, from Azurduy, west of Tarvita, Bolivia, described in 2008. In habitat it occurs

Regarded by some as a form of Aylostera robustispina, A. pseudodeminuta or A. spegazziniana. This plant forms clusters of spheroid

Regarded by some as a form of Aylostera fiebrigii. Clearly closely related to that species with a similar spherical body

With its short reddish or yellowish spines, brown wool, general dark look and longish, branching stems, a distinctive Aylostera. Flowers

Regarded by some as a form of Aylostera fiebrigii or A. spinosissima. A very attractive plant covered in dense, fine