Flora of the Galápagos Islands - Anderson, Edward Frederick 1932-2001; Bates, David M.; Burch, Derek George 1933-; Constance, Lincoln 1909-2001; Cowan, Richard Sumner 1921-1997; Cronquist, Arthur; Eliasson, Uno; Garay, Leslie Andrew 1924-2016; Gilmartin, Amy Jean; Howell, John Thomas 1903-1994; Koyama, Tetsuo 1935-; Mathias, Mildred Esther 1906-1995; et al. (Stanford, California : Stanford University Press, 1971)
Keywords: BOTANICA -- ISLAS GALAPAGOS (ECUADOR)