an ashy mining bee feeding from hemlock water dropwort

andrena apiaceae ashy bee botanical botany britain carrot cineraria crocata deadly dropwort ecology england environment family feeding flora floral flower flowering flowers foliage globular green head hemlock insect invertebrate mining nature oenanthe outdoor outdoors plant poison poisonous shape solitary springtime toxic umbellifer uncultivated vegetation water wet wetland wild wildflower wildlife