Sobralia mandonii f. coerulea Christenson, Orchids, Mag. Amer. Orchid Soc. 71(11): 998. 2002.
TYPE: Peru. Amazonas, kilometer marker 325 along road to Moyobamba to Pomacochas, 6500 ft., E. Christenson et al. 2010 (holotype, CUZ; isotypes, HAO, USM).