flower friut plant prick seed spike spine thistle thorn grass groundcover Herbaceous plant petal pink shrub Terrestrial plant woody plant autumn bristly Dipsacus form head natural nature Prickly seedhead spines spiny structure teasel wild appearance background blooms composite composite-bloom curved flora floral flower-head flowering-shrub flowers garden-flower garden-plant leaves leucospermum-cordifolium open orange patterns perennial petals pin-cushion-shape pincushion pincushion-protea proteas shrubs spikes stalks stamens stigma symmetric symmetry yellow composite bloom flower plant flowering shrub garden flower garden plant Harry Chittick leucospermum cordifolium pin cushion shape pincushion protea bee-attraction bright foliage multiple plants pollen shrubbery sprawling buds honey orange-red stalks