''Crocus flavus'' , is a species of flowering plant of the ''Crocus'' genus in the Iridaceae family. It grows wild on the slopes of Greece, former Yugoslavia, Bulgaria, Romania and North West Turkey, with fragrant bright orange-yellow flowers which Tennyson likened to a fire. It is a small crocus , despite the names of some cultivars, compared to the Giant Dutch crocuses . Its cultivars are used as ornamental plants.
The Latin specific epithet ''flavus'' means "pure yellow".