Botanical name: Pellaea calomelanos
Common name: Pellaea
Family: Pteridaceae
Origin: Eastern Africa, South Africa
The species can be found on many hillsides where it usually grows at the base of rocks and often manages to survive in tiny pockets of soil in the crevices. It can withstand seasonal droughts remarkably well and is therefore found even in exceptionally dry places.
Similar plants: Pellaea calomelanos (Pellaea)
Link to this plant:
https://toptropicals.com/catalog/uid/pellaea_calomelanos.htm