Botanical names: Berkheya cuneata, Rohria cuneata
Common name: Bietou
Family: Asteraceae
Origin: South Africa
South African endemic. The young Berkheya cuneata leaves at the stem-tip in picture appear sculpted in marble; erect and bluish white or the palest of green where the sun doesn't touch.
Similar plants: Berkheya cuneata (Bietou)
Link to this plant:
https://toptropicals.com/catalog/uid/berkheya_cuneata.htm