(This plant comes in a 3.5" pot. You will receive a very similar plant to the one in the picture. It may or may not be blooming at the time of your purchase. The plant is shipped in its pot to prevent any damage to the roots).
Origin and habitat: Cochabamba, Bolivia, South America.
Habitat and ecology: Rebutia arenacea grows in seasonally dry inter-Andean valley. The species is naturally scarce and near Threatened because there are no obvious threats affecting it. The plant is use as an ornamental in specialized collections, come from cultivation, not from wild populations.
Description: Rebutia arenacea, better known as Sulcorebutia arenacea, is a choice solitary user-friendly plant, with perfectly neat, symmetrical pectinate spination and profuse yellowish orange flowers. This cactus is indeed beautiful even without its blooms.
Propagation: Seed, cutting, grafting
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz