What is (a) A dense cluster of flowers, as in clover, daisies, thistles; a capitulum. (b) A dense, compact mass of leaves, as in a cabbage or a lettuce plant called?

head — (Bot.) (a) A dense cluster of flowers, as in clover, daisies, thistles; a capitulum. (b) A dense, compact mass of leaves, as in a cabbage or a lettuce plant. (Webster's 1913.)

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