digitalis purpurea, foxglove, large bell-d white albino flowers in the inflorescence, wild toxic plant

biodiversity digitalis purpurea europe plantaginaceae poland acid soils biennial biology blooming botany cardiac glycoside common foxglove cultivar cultivation digitalin digoxin ecology flower inflorescence medicine nature pink plant plants purpure regulate heartbeat vegetation wilde toxic species flowering plantain family native original source heart large purple flowers wild bellshaped delicate white albino