fern-leaf yarrow (achillea filipendulina). habit

achillea filipendulina asteraceae belarus flora compositae black background botanical science botany capitulum closeup fernleaf yarrow flower focus stacking habit inflorescence involucre leaf macro nature nosebleed plants synflorescence virtual herbarium corymb fern-leaf filipendulina flora: focus-stacked closeups wild cultivated including flowers leaves fruits intended illustrations manuals