Odontoglossum.] ORCHIDACE^ LINDENIAN^. 17 



The two unguiculate petals of this species are remarkable, and 

 resemble those of some Oncidimns, to which genus it would be 

 referable if its column had any wings. Flowers the size of On- 

 cidium altissimura. 



88. 0. densiflorum ; foliis lanceolatis elongatis coriaceis basi 

 angustatis panicula contracta paulo brevioribus, paniculse raniulis 

 brevibus flexuosis, sepalis obovatis apiculatis, petalis oblongis ungui- 

 culatis, labello oblongo obtuso piano lamellis 3 carnosis subpubes- 

 centibus intermedia abbreviata lateralibus subdentatis, columnse 

 angulis superioribus in dentem productis. 



a Terrestrial, with oval roundish pseudo-bulbs. Flowers yellow, spotted 

 with red. The Paramo, near Boyaca, in the province of Tunja, at the 

 heightof 11,000 feet; March:' (i\^o. 1377). 

 Flowers small, and apparently unwilHng to spread flat. 



89. 0. divaricatum ; foliis brevibus oblongis coriaceis obtusis 

 nitidis, panicula maxima laxa divaricata, floribus (parvis) distantibus 

 vix internodiis sequalibus, sepalis petalisque unguiculatis lineari- 

 lanceolatis acuminatis undulatis, labello rotundato dilatato in cuspidem 

 longum angustato basi lamellis 3 undulatis brevissimis aucto alteraque 

 utrinque arcuata elongata, columnse cirrhis brevibus acuminatis. 



^^An epiphyte, with oval acute pseudo-hulbs, compressed at the sides. Petals 



yellow, spotted with brown. Venezuela, in the province of Merida, at the 



height of ^000 feet; August:' {No. 683). 



Its short, broad, shining leaves and long straggling panicles of small 



flowers, distinctly point out this species, which is far from a 



handsome one. 



90. 0. angustatiim ; foliis longissimis ensiformibus acutis grami- 

 neis basi angustatis, panicula maxima ramosa, bracteis obtusis mem- 

 branaceis ovario paulo brevioribus, sepalis unguiculatis petalisque 

 lineari-lanceolatis undulatis, labello pubescente auriculato lanceolate 

 convexo lamellis 2 lateralibus latis antice cirrhatis aliisque brevibus 

 a fronte, columna aptera. 



^^ A magnificent epiphyte, from the thicJc forests in the neighbourhood of 

 Merida, atthe height of Q500 feet. Pseudo-bidbs oval, compressed; stem 

 three or four feet high, covered with innumerable flowers of a brilliant 

 white. Petals rosy-purple at the base. Lip purple:' {No. 661). 



BEASSIA, B. Br. 



91. B. glumacea; foliis ensiformibus scapo laxe vaginato sequalibus, 

 bracteis herbaceis carinatis ovario sequalibus, sepalis acuminatis sub- 

 sequalibus, petalis conformibus brevioribus, labello brevi ovato acumi- 

 nate convexo bilamellato glabro dentibus 2 carnosis erectis. 



^^An epiphyte, from the damp forests of Merida, at the height of 5600 feet ; 

 July. Flowers yellow, spotted with red:' {No. 646). 



