Apparently yes.
The Amatola hiking trails organizers posted this picture of a Queen Protea.
Although largely dominated by the thicket biome, according to Eyes on Africa, other vegetation in that Province include Ericas, Proteas, Wild Daisies, the Cape Thatching reed, the Yellowwood, Schotia and Coral Trees, Speckboom, Sneezewood, Guarri, the Num-Num and other shrubs.