Buglossoides arvensis

Buglossoides arvensis (syn. Lithospermum arvense), known as field gromwell, corn gromwell, bastard alkanet, and stone seed, is a flowering plant of the family Boraginaceae. It is native to Europe and Asia, as far north as Korea, Japan and Russia, and as far south as Afghanistan and northern Pakistan. It is known in other places as an introduced species, including much of North America and Australia.