1: What's left when you burn the tree (3)
3: Reptile eventually climbing a hill (5)
5: It's exciting, for example, holding a tongue (7)
7: Ballet producer - he'd a vigil choreographed (9)
9: A murder suspect, one hears? (7)
11: Retro gents in exotic parks (5)
12: Child is to depart, finally (3)