Neochilenia huascensis eriosyce crispa
(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: East of Huasco.
Habitat: It grows in coastal areas where very little else grows. It's a very drought tolerant species.
Description: Eriosyce crispa var. huascensis is a flattened to slightly cylindrical cactus, slowly growing up to 10 cm in diameter. It is one of the local forms of the variable Eriosyce crispa that distinguishes for its stiff, needle-like spines, only 6-8 radials, and 10-12 ribs. It is quite variable and plants with different flowers' colors are found in cultivation.
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz