Coffea liberica W. Bull ex Hiern Coffea liberica W. Bull ex Hiern, Ret. List N. Beautif. Rare Pl. 97: 4. 1874 sec. Borhidi 2006=Coffea excelsa A. Chev. in Rev. Cult. Colon. 12(124): 258, 259. 1903 syn. sec. ???