Botanical name: Caralluma speciosa
Common name: Caralluma
Family: Apocynaceae (Formerly:Asclepiadaceae)
Subfamily: Asclepiadoideae
Origin: Africa
The light-green stems are angular and rudimentary leaves appear at intervals. The perfectly symmetrical ball of inflorescence about 10 cm across is very impressive.To pollinate, the flowers attract flies by emitting a scent similar to that of carrion.
Drought-tolerant; suitable for xeriscaping.
Link to this plant:
https://toptropicals.com/catalog/uid/caralluma_speciosa.htm