Pleurothallis tenebrosa Luer, Monogr. Syst. Bot. Missouri Bot. Gard. 76: 25-26, f. 35. 1999.
TYPE: Venezuela. Zulia: Sierra de Perijá, on trail from Pichicacao to Socorpa, alt. 1500 m, Sept 1978, G.C.K. Dunsterville 1401 (holotype, SEL; isotype, MO; illustration of type).
ILLUSTRATIONS