Michael Grayum 6563 Det. by: M. Grayum 1994 Phenology: ST 18 February 1986 09:33N 83:42W 2600-2750 m CARTAGO, TURRIALBA Cordillera de Talamanca. Creeping epiphyte on trunk. Leaves thickish, succulent, dark green above, silvery-green below with the midvein translucent; spikes green, erect.