Astrophytum capricorne Br. & R.
In addition, the following species are particularly interesting: Blossfeldia liliputana, the smallest South American cactus able to flower and fruit before reaching half a centimetre in height; Astrophytum capricorne with its varieties among which the var. nivea is very rare and delicate; Leuchtenbergia principis,whose appearance resembles the Agave, with branches having areoles, spines and flowers at their extremities.
Other precious Cacti are Roseocactus fissuratus, Melocactus jansenianus, Toumeya papyracantha, Lophophora williamsii.