19a Part of flower first appears in inverted margin (6) P?T?I?
21a Everyone in trial leaves box (3,5) T??C???T (I keep thinking Top Court but I have no idea where that is coming from)
18d Assumed eastern mask turned up in plot (8) B??????D
22d Watch whip - it helps to protect pupil (7) (U?)?????H (Keep thinking unleash but no idea why.
Any help much appreciated.