What is a genus of perennial plants (Calamintha) of the Mint family, esp. the C. Nepela and C. Acinos, which are called also basil thyme called?

calamint — A genus of perennial plants (Calamintha) of the Mint family, esp. the C. Nepela and C. Acinos, which are called also basil thyme. (Webster's 1913.)

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