sentences:  An attempt to have it accorded subspecies rank was not successful so she named it 'Superman' to describe the giant inflorescences and leaves and in keeping with the common name for "Banksia serrata" (Saw Banksia).Its leaves and inflorescences are mostly twice the size of typical plants of its parent species, "Banksia serrata".Naturally occurring close to running water or on poorly drained sites between Nambucca Heads and Grassy Head in New South Wales, it grows true to seed.