Fragrant plant described in charming exercise on second page (8)

I believe the answer is:

sweetpea

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'described in charming exercise on second page' is the definition.
I can't tell whether this defines the answer.

'fragrant plant' is the wordplay.
'fragrant' becomes 'sweet' (similar in meaning).
'plant' becomes 'pea' (pea is a kind of plant).
'sweet'+'pea'='SWEETPEA'

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(Other definitions for sweetpea that I've seen before include "climbing plant" , "climber" .)

I've seen this clue in The Irish Times.

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