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lemon balm, garden balm, sweet balm, bee balm, beebalm, Melissa officinalis | bushy perennial Old World mint having small white or yellowish flowers and fragrant lemon-flavored leaves; bushy perennial Old World mint having small white or yellowish flowers and fragrant lemon-flavored leaves; a garden escapee in northern Europe and North America ❲Melissa officinalis❳ |