anthers biennial blue florets flower flowers hairy lanceolate leaves linear lobes narrow nature oblong petals plants rosette saavem stiffly stigmas violet angles araucaria heterophylla Australian conifer background branches color colour common conifer dense depth evergreen focus foliage green greenery horizontal whorls incurved indoor plant living Christmas tree narrow leaves Norfolk pine ornamental outdoor plant overlapping pine potted plant prolific pyramid shape shapes symmetrical textures spikes spiky Australian banded beautiful beauty birds chestnut colored colorful colors coloured colourful colours decorative dendrocygna-eytoni distinct distinctive duck elegant eyes Eyton's-plumed-duck feathers grass-whistle-duck grazers handsome land-feeders long-necked monkey-duck mottled-beak mottled-bill native outstanding pair paired plumage plumed prominent-lanceolate-plumes red-legged-tree-duck red-legged-whistler standing tall tree-duck waterbird whistling whistling-tree-duck wild wildlife