12A. Note the capital D in [Bunch of Daisies], which turns the flower name into a proper noun. The Daisies are the youngest TROOP of Girl Scouts. They are usually in kindergarten or first grade.
The two longest down entries in the puzzle are 4D, [Seminal protest song written at a Greenwich Village cafe], which solves to BLOWIN IN THE WIND, and 14D, [Refuse to sully oneself], which is TAKE THE ...