What is the female reproduction organ called?

Vagina, its parts are: ovary, fallopian tube, uterus, and cervix

Uterus Once girls become sexually mature, the outer labia and the mons pubis are covered by pubic hair. A female's internal reproductive organs are the vagina, uterus, fallopian tubes, and ovaries. The vagina is a muscular, hollow tube that extends from the vaginal opening to the uterus