Porroglossum dreisei Luer & Andreetta, Monogr. Syst. Bot. Missouri Bot. Gard. 39: 154. 1991.
TYPE: Ecuador. Morona-Santiago: Cordillera del Condor, epiphytic near Río Tunteime, alt. 1700 m, collected by A. Andreetta et al. flowered in cultivation by a. Andreetta at Paute, 22 March 1991, C. Luer 15220 (holotype, MO; illustration of type).
ILLUSTRATIONS