 First described in 1927 by the West Australian botanist Charles Gardner , the species was at one stage considered a variety of B. sphaerocarpa . Although there are no recognised subspecies or varieties , both lignotuberous and <unk> forms exist for Banksia violacea . <unk> , ants and flies have been recorded visiting flower spikes . Banksia violacea is classified as Not Threatened under the Wildlife Conservation Act of Western Australia . Regarded as of little value to <unk> , it is rarely cultivated . 
