anigozanthosi appearance Australia Australian background clump clumps flora flower flowers furry garden green groundcover kangaroo-paw native orange perennial plants protected red species variations variety Western-Australian wildflowers woodchips wooly banknotes cash color colored colors colour coloured colours currency decimal denominations dollars fifties fifty finance high-denominations monetary money notes numismatics potential security success textures value wealth abstract Australian-pine backdrop beefwood branchlets bull-oak buloke cassowary-tree Casuarina coastal common drooping endemic equisetoid evergreen foliage hardy ironwood needles salt-tolerant segmented-branchlets she-oak sheoak small-scale-leaves soft-needles tree twigs various wallpaper weeping wind-tolerant low-denominations not-in-circulation old outdated paper-money