summer ragwort (ligularia dentata). emerging synflorescence closeup

abaxial adaxial anthesis arachnoid asteraceae belarus flora black background botanical science botany bract capitulum closeup compositae corymb dentate focus stacking inflorescence head hemispheric imbricate involucral involucre leopardplant ligularia dentata ligulate floret ligule macro mammiform tooth nature phyllary plants puberulent ray saccate summer ragwort synflorescence uniseriate virtual herbarium