What does the cryptic crossword clue "Poem's misrepresented Surrey town (5)" mean?

The definition is "Surrey town". The wordplay uses an anagram. anagram of POEM'S = EPSOM; definition: "Surrey town" The answer is EPSOM.

Poem's misrepresented Surrey town (5)

Daily Mail Cryptic #17195 | 25 Down | 2023-09-28 flower