The South African species were originally pollinated by long-tongued anthrophorine bees , but some changes in the pollination system have occurred , allowing pollination by sunbirds , noctuid and Hawk-moths , long-tongued flies and several others .
The South African species were originally pollinated by long-tongued anthrophorine bees , but some changes in the pollination system have occurred , allowing pollination by sunbirds , noctuid and sphingid moths , long-tongued flies and several others .