Members: Kalanchoe, Cotyledon, Tylecodon.
Region: southern Africa.
Content: flavonoids; phenolics; bufadienolides; kaempferol and its glycosides..
BotanyKeys: 4-merous; sympetalous,; epiphyllous budding, plantlets on the margins of the leaves.
Herbs; succulent.
Flower: fused corollas.
Chromosome number (x = 9), chromosome morphology.