the flower and bud of platycodon grandiflorus

campanulaceae oceaniastrong grandiflorus platycodon herbaceous introduced elliptical lanceolate wildflower perennial spherical flowering september branches serrated inverted fruiting corolla october blossom produce flower family native europe robust plants branch leaves shaped purple shapes period august nature garden yellow plant genus later roots upper ovate shape petal color fruit lilac shrub jacq asia edge blue july herb leaf pink bud adc egg