What does the cryptic crossword clue "Saw 17 in Zurich, perhaps (5)" mean?

The definition is "Saw / 17 in / Zurich, perhaps". The wordplay uses a double definition. Double definition The answer is GNOME.

Saw 17 in Zurich, perhaps (5)

Times Cryptic #28616 | 26 Across | 2023-05-30 flower