Lobivia winteriana
(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).
This plant produces beautiful bright pink flowers that contrast perfectly with its paler throat.
Recommended temperature zone: USDA: 10-12
Frost tolerance: Frost tender
Sun exposure: Outside full sun or afternoon shade, inside needs bright light and some direct sun.
Origin: Bolivia, Peru
Growth habits: Solitary or clumping, globose cactus, up to 3" tall (7 cm), 2" in diameter (5 cm)
Watering needs: Little water, needs good drainage
Blooming habits: Red-pink flowers with often lighter throats, 1.5" in diameter (4 cm)
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz