Masdevallia calocalix Luer, Monogr. Syst. Bot. Missouri. Bot. Gard. 87: 533a–534a, pl. 538. 2002.
TYPE: Ecuador: Morona-Santiago, below Chigüinda, 1400 m, cultivated at Ecuagenera, Gualaceo, December 2001, A. Hirtz 7840 (holotype, MO; illustration of type).
ILLUSTRATION