Is Saffron Made From Crocus?

Is Saffron Made From Crocus? Where does saffron come from? The spice originates from a flower called crocus sativus—commonly known as the “saffron crocus.” It is believed that saffron originated and was first cultivated in Greece, but today the spice is primarily grown in Iran, Greece, Morocco, and India. Which crocus is used for saffron?