Bridesmaid's accessory (4)
I believe the answer is:
posy
(Other definitions for posy that I've seen before include "Pretentious-sounding" , "Small bouquet" , "Spray" , "'Corsage, nosegay (4)'" , "Small bunch of flowers" .)
I believe the answer is:
posy
(Other definitions for posy that I've seen before include "Pretentious-sounding" , "Small bouquet" , "Spray" , "'Corsage, nosegay (4)'" , "Small bunch of flowers" .)