- Common name(s): Airplane Plant, Propeller Plant
- Synonyme(s): Crassula perfoliata var. minor, Crassula perfoliata var. falcata
- Family: Crassulaceae
- Origin: South Africa
- More infos: likes part to full sun with a temperature minimum of 5 °C. Can be grown in a regular cacti mix. Allow the soil to dry between the waterings.