Humboldt and Bonpland at Cuenca. Hartweg found it at 
Paccha, a small village in the Andes, on the ascent from Guaya- 
quil to Loxa, at an elevation of 6000 feet above the level of the 
sea, and by him it was sent to the Royal Horticultural Society 
of London, and secured to our orchid-houses. It flowered with 
us in August of the present year. 
Fig. Column and lip,—slightly magnified. 
