(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).
Escontria chiotilla is a genus of cactus. The only species is Escontria chiotilla, the chiotilla or jiotilla. The species originates from Mexico (Guerrero, Michoacán, Oaxaca, southern Puebla).
This is a tree-like cactus, up to 7 meters tall. It has 7 or 8 acute ribs, and very close or confluent areoles. It bears dark red fruit comparable in appearance and texture to Pitaya, but smaller (3,5 cm).
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz