The rhyme scheme is ABAAB; the rhymes are strict and masculine, with the notable exception of the last line (we do not usually stress the There are four stressed syllables per line, varying on an iambic tetrameter base.
I am not sure what the passage you are referring to is, but anaphora means to use a word repetitively in order to accomplish some goal. Usually, this goal is to add emphasis to a certain point or to add artistic effect. They may also inspire certain emotions, such as passion, affection, or fear. Hope this helps.