lithospermum arvense, field gromwell, corn gromwell, or bastard alkanet to meadow in summer. collecting medicinal herbs for non-

leaf white flower green herb nature blooming blossom closeup flora plant spring stem herbaceous meadow springtime background botanical botany environment season seasonal inflorescence perennial uncultivated bloom natural weed color field floral wild wildflower beautiful close up europe fresh outdoor alkanet bastard boraginaceae buglossoides arvensis corn gromwell oil lithospermum arvense summer collecting medicinal herbs nontraditional medicine