1a Go gliding, for example, around tree (6)
S?D?A?
4a Ostler not charged for marginal note (6)
?O???L
6d Palm tree root shifted relative position (7)
??O?T??
20a Stringed instrument, red, last to be brought up twice (5)
G?S?E
9a Excited, delving into one Scots form of interpretation (7)
A?O?O?E
16d Choice involving space for full assembly (6)
?L?N??