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bugloss, alkanet, Anchusa officinalis | perennial or biennial herb cultivated for its delicate usually blue flowers ❲Anchusa officinalis❳ | ||
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bitterweed, oxtongue, bristly oxtongue, bugloss, Picris echioides | widespread European weed with spiny tongue-shaped leaves and yellow flowers; widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States ❲Picris echioides❳ |