Australia Australian-native background blooming blooms bright bristly-cottonhead budding buds bush bushland-flowers close-up clumping-perennial cluster color colored colour coloured conostylis-setigera cotton-head distinctive drought-tolerant flora flowers foliage furry golden grass green greenery haemodoraceae leaves light native petals plant species stalks stamens stems texture textures tufted-perennial-plant vegetation velvety Western-Australian wildflowers yellow