Epiphyllum gigas Woodson & Cutak in Ann. Missouri Bot. Gard. 45: 87. 1958
Epiphyllum gigas in Ann. Missouri Bot. Gard. 45: 87. 1958
Holotype: Panama. Cerro Trinidad, 800-100 m, 20 October 1946, Allen 3772 [MO-148233 (sheet 1), MO-148232 (sheet 2)]