Crossword Genius

With flowers in, can these be paintings?

Ross

I believe the answer is:

vases

I'm a little stuck... Click here to teach me more about this clue!

'paintings?' is the definition.
The definition and answer can be both man-made objects as well as being plural nouns.
Perhaps there's an association between them I don't understand?

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for vases that I've seen before include "Saves in containers for flowers" , "Vessels for flowers" , "Jars for flowers (5)" , "Containers for cut flowers" , "Open jars for flowers" .)

I've seen this clue in the Evening Standard.
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