big leaf lily hosta empress wu, buds in close-up

asparagaceae asparagus bellshaped big bigleaved buds close cultivated erect family flowering flowers flowersn foliage funnel giboshi hosta hostas inflorescence japan koba lavendercoloured leaf lily nodding perennial plant plantain plants racemes shadetolerant sieboldii siebolds smallleaved big-leaved shade-tolerant bell-shaped high resolution botanical wildflower flora rarity cultivar variety hybrid endemic natural habitat close-up empress japan plants asparagaceae habitat