If the bride just before leaving the house throws her bouquet over the banisters, the one who catches it is next to be wedded.
Philadelphia, Pa.

If the bride just before leaving the house throws her bouquet over the banisters, the one who catches it is next to be wedded.
Source: Current Superstitions (1896), entry 343.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.