Cryptic crossword
1a vegetable to spoil line (6)
8a a rigid back (6)
9a one surrounded by vessels where the pope lives (7)
7d local with no name backs musical (5)
16d bony structure of quiet singer (6)
13d lett.ers in the sky? (7)
14d eastern mongrel confines hassle to country (7)
20a writer Roald, one given a flower (6)
21a public outcry when council leader appears in open shoe(7)
Many thanks to anyone who can help