Phragmipedium humboldtii (Warsz.) J.T. Atwood & Dressler Phragmipedium humboldtii (Warsz.) J.T. Atwood & Dressler in Selbyana 19(2): 246, f. 1. 1999 sec. Bogarín & al. 2014=Phragmipedium warscewiczii (Rchb. f.) Christenson in J. Orchideenfreund 13: 142. 2006 syn. sec. Bogarín & al. 2014