Sentence:  The dialogue is sharp , witty and candid - typical `` do n't eat the <WSD>daisies</WSD> '' material - which has stamped the author throughout her books and plays , and it was obvious that the Theatre-by-the-Sea audience liked it . 
Meaning of the word marked with <WSD> tags:  any of numerous composite plants having flower heads with well-developed ray flowers usually arranged in a single whorl