Pachyphytum oviferum

Pachyphytum oviferum, the sugaralmond plant or moonstone, is a species of plant in the genus "Pachyphytum".
The meaning of the name "Pachyphytum oviferum" is "thick plant bearing eggs".
It comes from Mexico, in the rocky cliffs of the state of San Luis Potosi at 1200 meters altitude.
Description.
The leaves are succulent and egg-shaped, which gave its name to the species.
The stems (20 cm long, 1 cm thick) rise then fall with about 15 leaves. These leaves are 3 to 5 cm long, 1.8 to 3 cm wide and 8 to 17 mm thick.
Leaves are pale blue-green to bluish-purple, looking like a sugared almond confection. 
The inflorescence consists of a 30 cm stem bearing scarlet, bell-shaped flowers.