Nasinga Purple variety – also known as the Spoon Daisy.
Here are a couple more including white or cream ones.
The name Osteospermum is derived from the Greek osteon (= bone) and Latin spermum (= seed). Osteospermums belong to the daisy family ( Compositae / Asteraceae), hence their common names: African Daisy or South African Daisy, Cape Daisy and Blue-eyed Daisy.
Earth laughs in flowers 
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