GhondrorJiijnclia.-] ORCHIDACE^ LINDENIAN^. 13 



oblique inserta, sepalum dorsale et lateralia connectens. Labellum 

 maximum, cucuUatum indivisum, cum pede baud producto columnse 

 articulatum. Columna elongata, semiteres ; rostellum lineare, carti- 

 lagineum, elongatum ; poUinia 4, cereacea, insequalia, concavo-plana, 

 glandulse longsB aeuminatse moUi annexa (^ ,^). 



68. G. rosea. Folia spithamsea, papyracea, obovata, acuta. Flos 

 candidus, roseo sufFusus, 2| poUices latus. Sepalum dorsale brevius ; 

 lateralia lanceclata sesquipollicaria. Petala obovata, plana, obtusa, 

 sepalis sequalia. Labellum obovatum, venosum, margine crispum. 



"A hulhless epiphyte from the deep and damp forests of Merida. 



Flowers rosy white. Jaja, at the height of 5000 feet; July, 1842." 



{No. 651). 



This genus seems to be allied to Helcia and Tricbopilia ; but the 



extremely oblique insertion of the sepals is a most remarkable 



feature, as is the long cartilaginous bristle-like rostel, which is 



covered by a broad soft acuminate gland. 



PILUMNA, Lindl. 



69. P. fragrans ; (Lindl. in Bot. Reg. 1844, misc. No. 74.) 

 "Pseudo-bulbs compressed, long, oval, obtuse. An epiphyte from the dark 



and damp forests of Merida, at the height of 5000 feet. Flowers white 

 as snow; July, 1842." (JVo. 649, Trichopilia? Candida). 



FERNANDEZIA, Buiz and Pawn. 



70. F. longifolia ; foliis lanceolatis acuminatis elongatis corymbo 

 paucifloro sessili contracto longioribus. 



"A yellow-fowered epiphyte from the neighbourhood of Venezuela, in the 

 province of Merida, at the height of 5Q00 feet ; July, 1842." {No. 660). 

 The structure of the flowers unknown to me. 



ONCIDIUM, Swartz. 



71. 0. Lemonianum ; (Lindl. in Bot. Reg. t. 1789). 



"A little epiphyte with bright-yellow flowers growing on old Go fee trees of 

 the Sierra Maestre, and on the scrubby trees of the plain of Ouantanama, 

 Cuba; May— August." {No. 1758). 



72. 0. variegatum ; (Lindl. Gen. et sp. Orch. p. 198). 



"A graceful epiphyte from the same locality as the preceding. Flowers 

 white; base of the petals and lip, rose. Cuba, April— June. This 

 species varies according to station; a large state with a creeping rhizome 

 is found in the Pine forests of Yatard ; its flowers are sometimes rose, 

 sometimes white. A smxdler form occurs on the Coffee trees of the 

 Sierra Maestre and Mount Liban." {No. 1759). 



