What does the cryptic crossword clue "Part of this nameless, backward French city (2,4)" mean?

The definition is "city". The wordplay uses hidden reversed. Hidden reversed in "part of thiS NAMELess, backward french city" The answer is LEMANS.

Part of this nameless, backward French city (2,4)

Guardian Cryptic #29551 | 10 Across | 2024-11-27 flower