プシェミスル朝
, Libussa, Libushe or, historically "Lubossa", is a legendary ancestor of the Přemyslid dynasty and the Czech people as a whole. According to legend, she was the youngest but wisest of three sisters, who became queen after their father died; she married a ploughman, Přemysl, with whom she founded the Přemyslid dynasty, and prophesied and founded the city of Prague in the 8th century.