"his 1870 revision" . "the arrangement of" . "his 1870 arrangement" . "a revised arrangement" . "Bentham's taxonomic arrangement of Dryandra" . . . "Bentham's taxonomic arrangement of Dryandra" . "The 1870 arrangement" . . . "Bentham's taxonomic arrangement of ''Dryandra''" . "Bentham's arrangement" . "1870 arrangement" . "his arrangement" . "George Bentham's arrangement" .