 Since 1998 , Austin Mast has been publishing results of ongoing cladistic analyses of DNA sequence data for the subtribe Banksiinae . His analyses suggest a phylogeny that is very different from George 's arrangement . With respect to B. telmatiaea , Mast 's results accord closely with Thiele and Ladiges ' arrangement , inferring a polytomous clade consisting of B. leptophylla , B. telmatiaea , B. scabrella and B. lanata , with B. grossa ( Coarse Banksia ) as the nearest outgroup : 
