Joke on me. "Nosegay" made me think of "corsage". I thought corsage meant a small bouquet
pinned over the heart. But that would have to be a "coeursage".
corsage
n.
5Fr < OFr cors: see CORPS & 3AGE6
1 the bodice of a dress
>2 a small bouquet for a woman to wear, as at the waist or shoulder