Syceus

In Greek mythology, Syceus (Ancient Greek: Συκέα "Sykeus" means "fig-tree") was a giant son of Gaea (Earth) and eponym of the city of Sykea in Cilicia.
Mythology.
Only Athenaeus in his "Deipnosophistae" mentioned Sykeus' myth with his source being Tryphon's "History of Plants" and Androtion's "Farmers' Handbook":