Let’s consider 10 additional Roman mythology words you use every day. | Florilegius/GettyImagesCeres was a Roman goddess of agriculture, fertility, and the harvest, and the equivalent of the Greek goddess Demeter. Flora was a Roman goddess of flowering plants, who was typically depicted in Roman art as wearing a garland of flowers around her head. Different accounts of her story present her as either the wife, daughter, or sister of the Roman god Faunus, who was in turn the Roman equivalent of the goat-legged Greek god Pan. JANUARY'Janus, Ancient Roman God' | Photo Researchers/GettyImagesAs the first month of the year, January derives its name from that of the dual-faced Roman god of entrances, archways and doorways, Janus.