I can understand how you may not know this if you are under the age of 16. Later on in life, while achieving puberty, you will discover that the innards of women feel like warm flowers.
Thus the nickname.
a bud :P
Young girls were not allowed to wear jewelry during the Victorian era. They were decorating themselves by putting flowers in their hair, on their dresses, or carrying small bouquets of flowers. Older women were not wearing flowers. Flowers were for young ladies only.
Quinceñera
Young men who date older women are often called "cougar hunters" or "cubs."
senorita (tilde, ~, over the 'n')
an old lady who is unmarried is called a spinster and a young unmarried women is called a maiden
A woman who is not married is called either a maiden when she is young or after menopause a spinster.
sugar daddies
Mademoiselle [ ma "my" + demoiselle "little lady"]
flappers flappers
Flappers They were called flappers.
Sermons to Young Women was created in 1766.