A variety of osmanthus tree that blooms in autumn with fragrant orange-red flowers; also used as a name for the osmanthus tree in general.
successful candidate
A metaphor for someone who has passed the imperial civil service examinations or a person of exceptional talent; derived from the phrase "plucking the osmanthus" to mean passing the exams.
children
A poetic metaphor for one's children or descendants.
the moon
(literary) A name for the moon, based on the legend of an osmanthus tree growing there.